Theme.json: Add default values for settings.spacing.spacingScale

Author: t-hamano

schemas/json/theme.json

@@ -270,19 +270,23 @@
 								"operator": {
 									"description": "With + or * depending on whether scale is generated by increment or mulitplier.",
 									"type": "string",
-									"enum": [ "+", "*" ]
+									"enum": [ "+", "*" ],
+									"default": "*"
 								},
 								"increment": {
 									"description": "The amount to increment each step by.",
-									"type": "number"
+									"type": "number",
+									"default": 1.5
 								},
 								"steps": {
 									"description": "Number of steps to generate in scale.",
-									"type": "integer"
+									"type": "integer",
+									"default": 7
 								},
 								"mediumStep": {
 									"description": "The value to medium setting in the scale.",
-									"type": "number"
+									"type": "number",
+									"default": 1.5
 								},
 								"unit": {
 									"description": "Unit that the scale uses, eg. rem, em, px.",
@@ -294,7 +298,8 @@
 										"vh",
 										"vw",
 										"%"
-									]
+									],
+									"default": "rem"
 								}
 							},
 							"additionalProperties": false