build: update ajv to version 6.12.0

Author: renovate-bot

packages/angular_devkit/build_angular/package.json

@@ -15,7 +15,7 @@
     "@babel/preset-env": "7.8.4",
     "@babel/template": "7.8.3",
     "@ngtools/webpack": "0.0.0",
-    "ajv": "6.11.0",
+    "ajv": "6.12.0",
     "autoprefixer": "9.7.4",
     "babel-loader": "8.0.6",
     "browserslist": "4.8.6",

packages/angular_devkit/core/package.json

@@ -8,7 +8,7 @@
     "core"
   ],
   "dependencies": {
-    "ajv": "6.11.0",
+    "ajv": "6.12.0",
     "fast-json-stable-stringify": "2.1.0",
     "magic-string": "0.25.6",
     "rxjs": "6.5.4",

yarn.lock

@@ -1958,6 +1958,16 @@ ajv@6.11.0, ajv@^6.1.0, ajv@^6.10.2, ajv@^6.5.5:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
+ajv@6.12.0:
+  version "6.12.0"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.0.tgz#06d60b96d87b8454a5adaba86e7854da629db4b7"
+  integrity sha512-D6gFiFA0RRLyUbvijN74DWAjXSFxWKaWP7mldxkVhyhAV3+SWA9HEJPHQ2c9soIeTFJqcSdFDGFgdqs1iUU2Hw==
+  dependencies:
+    fast-deep-equal "^3.1.1"
+    fast-json-stable-stringify "^2.0.0"
+    json-schema-traverse "^0.4.1"
+    uri-js "^4.2.2"
+
 ajv@^5.1.0:
   version "5.5.2"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-5.5.2.tgz#73b5eeca3fab653e3d3f9422b341ad42205dc965"