fix(@angular-devkit/core): handle number like strings in workspace writer

The workspace writer previously transformed number like strings to numbers which causes failures when a project is named using a number like name.

Closes #24541

Author: alan-agius4

packages/angular_devkit/core/src/workspace/json/test/cases/AddProject3.json

@@ -0,0 +1,141 @@
+{
+  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
+  "version": 1,
+  "newProjectRoot": "projects",
+  "projects": {
+    "my-app": {
+      "root": "",
+      "projectType": "application",
+      "prefix": "app",
+      "schematics": {
+        "@schematics/angular:component": {
+          "styleext": "scss"
+        }
+      },
+      "architect": {
+        "build": {
+          "builder": "@angular-devkit/build-angular:browser",
+          "options": {
+            "outputPath": "dist/my-app",
+            "index": "src/index.html",
+            "main": "src/main.ts",
+            "polyfills": "src/polyfills.ts",
+            "tsConfig": "src/tsconfig.app.json",
+            "assets": [
+              "src/favicon.ico",
+              "src/assets"
+            ],
+            "styles": [
+              "src/styles.scss"
+            ],
+            "scripts": []
+          },
+          "configurations": {
+            "production": {
+              "fileReplacements": [
+                {
+                  "replace": "src/environments/environment.ts",
+                  "with": "src/environments/environment.prod.ts"
+                }
+              ],
+              "optimization": true,
+              "outputHashing": "all",
+              "sourceMap": false,
+              "extractCss": true,
+              "namedChunks": false,
+              "aot": true,
+              "extractLicenses": true,
+              "vendorChunk": false,
+              "buildOptimizer": true,
+              "budgets": [
+                {
+                  "type": "initial",
+                  "maximumWarning": "2mb",
+                  "maximumError": "5mb"
+                }
+              ]
+            }
+          }
+        },
+        "serve": {
+          "builder": "@angular-devkit/build-angular:dev-server",
+          "options": {
+            "browserTarget": "my-app:build"
+          },
+          "configurations": {
+            "production": {
+              "browserTarget": "my-app:build:production"
+            }
+          }
+        },
+        "extract-i18n": {
+          "builder": "@angular-devkit/build-angular:extract-i18n",
+          "options": {
+            "browserTarget": "my-app:build"
+          }
+        },
+        "test": {
+          "builder": "@angular-devkit/build-angular:karma",
+          "options": {
+            "main": "src/test.ts",
+            "polyfills": "src/polyfills.ts",
+            "tsConfig": "src/tsconfig.spec.json",
+            "karmaConfig": "src/karma.conf.js",
+            "styles": [
+              "src/styles.scss"
+            ],
+            "scripts": [],
+            "assets": [
+              "src/favicon.ico",
+              "src/assets"
+            ]
+          }
+        },
+        "lint": {
+          "builder": "@angular-devkit/build-angular:tslint",
+          "options": {
+            "tsConfig": [
+              "src/tsconfig.app.json",
+              "src/tsconfig.spec.json"
+            ],
+            "exclude": [
+              "**/node_modules/**"
+            ]
+          }
+        }
+      }
+    },
+    "my-app-e2e": {
+      "root": "e2e/",
+      "projectType": "application",
+      "prefix": "",
+      "architect": {
+        "e2e": {
+          "builder": "@angular-devkit/build-angular:protractor",
+          "options": {
+            "protractorConfig": "e2e/protractor.conf.js",
+            "devServerTarget": "my-app:serve"
+          },
+          "configurations": {
+            "production": {
+              "devServerTarget": "my-app:serve:production"
+            }
+          }
+        },
+        "lint": {
+          "builder": "@angular-devkit/build-angular:tslint",
+          "options": {
+            "tsConfig": "e2e/tsconfig.e2e.json",
+            "exclude": [
+              "**/node_modules/**"
+            ]
+          }
+        }
+      }
+    },
+    "1": {
+      "root": "src"
+    }
+  },
+  "defaultProject": "my-app"
+}

packages/angular_devkit/core/src/workspace/json/writer.ts

@@ -156,12 +156,10 @@ function updateJsonWorkspace(metadata: JsonWorkspaceMetadata): string {
       jsonPath[2] = 'architect';
     }
 
-    // modify
-    const newJsonPath = jsonPath.map((v) => (isFinite(+v) ? +v : v));
     // TODO: `modify` re-parses the content every time.
     // See: https://github.com/microsoft/node-jsonc-parser/blob/35d94cd71bd48f9784453b2439262c938e21d49b/src/impl/edit.ts#L18
     // Ideally this should accept a string or an AST to avoid the potentially expensive repeat parsing operation.
-    const edits = modify(content, newJsonPath, normalizeValue(value, type), {
+    const edits = modify(content, jsonPath, normalizeValue(value, type), {
       formattingOptions: {
         insertSpaces: true,
         tabSize: 2,