build: update ajv to version 6.9.1

package.json

@@ -93,7 +93,7 @@
     "@types/webpack-dev-server": "^3.1.0",
     "@types/webpack-sources": "^0.1.5",
     "@yarnpkg/lockfile": "1.1.0",
-    "ajv": "6.7.0",
+    "ajv": "6.9.1",
     "common-tags": "^1.8.0",
     "conventional-changelog": "^1.1.0",
     "conventional-commits-parser": "^3.0.0",

packages/angular_devkit/build_angular/package.json

@@ -11,7 +11,7 @@
     "@angular-devkit/build-webpack": "0.0.0",
     "@angular-devkit/core": "0.0.0",
     "@ngtools/webpack": "0.0.0",
-    "ajv": "6.7.0",
+    "ajv": "6.9.1",
     "autoprefixer": "9.4.6",
     "circular-dependency-plugin": "5.0.2",
     "clean-css": "4.2.1",

packages/angular_devkit/core/package.json

@@ -8,7 +8,7 @@
     "core"
   ],
   "dependencies": {
-    "ajv": "6.7.0",
+    "ajv": "6.9.1",
     "chokidar": "2.0.4",
     "fast-json-stable-stringify": "2.0.0",
     "rxjs": "6.3.3",

yarn.lock

@@ -837,10 +837,10 @@ ajv-keywords@^3.1.0:
   resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.2.0.tgz#e86b819c602cf8821ad637413698f1dec021847a"
   integrity sha1-6GuBnGAs+IIa1jdBNpjx3sAhhHo=
 
-ajv@6.7.0:
-  version "6.7.0"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.7.0.tgz#e3ce7bb372d6577bb1839f1dfdfcbf5ad2948d96"
-  integrity sha512-RZXPviBTtfmtka9n9sy1N5M5b82CbxWIR6HIis4s3WQTXDJamc/0gpCWNGz6EWdWp4DOfjzJfhz/AS9zVPjjWg==
+ajv@6.9.1:
+  version "6.9.1"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.9.1.tgz#a4d3683d74abc5670e75f0b16520f70a20ea8dc1"
+  integrity sha512-XDN92U311aINL77ieWHmqCcNlwjoP5cHXDxIxbf2MaPYuCXOHS7gHH8jktxeK5omgd52XbSTX6a4Piwd1pQmzA==
   dependencies:
     fast-deep-equal "^2.0.1"
     fast-json-stable-stringify "^2.0.0"