[rush] Fix lack of "local-only" option for cacheProvider in build-cache.schema.json (microsoft#4996)

* fix: include missing "local-only" cacheProvider in build-cache.schema.json

* chore: rush change

* fix: include missing "local-only" cacheProvider in build-cache.schema.json

Author: witcher112

common/changes/@microsoft/rush/include-local-only-in-build-cache-schema_2024-11-07-23-36.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/rush",
+      "comment": "Fix lack of \"local-only\" option for cacheProvider in build-cache.schema.json",
+      "type": "none"
+    }
+  ],
+  "packageName": "@microsoft/rush"
+}

libraries/rush-lib/src/schemas/build-cache.schema.json

@@ -148,7 +148,17 @@
           "properties": {
             "cacheProvider": {
               "type": "string",
-              "pattern": "^(?:(?!azure-blob-storage|amazon-s3|http).)*$"
+              "pattern": "^(?:(?!local-only|azure-blob-storage|amazon-s3|http).)*$"
+            }
+          }
+        },
+        {
+          "type": "object",
+          "additionalProperties": true,
+          "properties": {
+            "cacheProvider": {
+              "type": "string",
+              "enum": ["local-only"]
             }
           }
         },