ci: Remove all @types except for node when testing types on old TS

Author: eemeli

.github/workflows/typescript.yml

@@ -18,14 +18,15 @@ jobs:
         with: { node-version: 16.x }
       - run: npm ci
       - run: npm run build:node
-      - run: npm run test:dist:types
-      - run: npm uninstall jest @types/jest
 
       - run: npm install --no-save typescript@4.2
+      - run: for d in node_modules/@types/*; do [[ $d == *node ]] || rm -r $d; done
       - run: npm run test:dist:types
 
       - run: npm install --no-save typescript@4.0
+      - run: for d in node_modules/@types/*; do [[ $d == *node ]] || rm -r $d; done
       - run: npm run test:dist:types
 
       - run: npm install --no-save typescript@3.8
+      - run: for d in node_modules/@types/*; do [[ $d == *node ]] || rm -r $d; done
       - run: npm run test:dist:types