Update dependency ajv to v6.8.1

package.json

@@ -25,7 +25,7 @@
     "@types/react": "*",
     "@types/react-dom": "*",
     "@uirouter/angularjs": "0.4.3",
-    "ajv": "6.7.0",
+    "ajv": "6.8.1",
     "angular": "1.7.6",
     "angular-clipboard": "1.6.2",
     "angular1-ui-bootstrap4": "2.4.22",

yarn.lock

@@ -1165,7 +1165,17 @@ ajv-keywords@^3.1.0:
   resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.3.0.tgz#cb6499da9b83177af8bc1732b2f0a1a1a3aacf8c"
   integrity sha512-CMzN9S62ZOO4sA/mJZIO4S++ZM7KFWzH3PPWkveLhy4OZ9i1/VatgwWMD46w/XbGCBy7Ye0gCk+Za6mmyfKK7g==
 
-ajv@6.7.0, ajv@^6.1.0, ajv@^6.5.3, ajv@^6.5.5, ajv@^6.6.1:
+ajv@6.8.1:
+  version "6.8.1"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.8.1.tgz#0890b93742985ebf8973cd365c5b23920ce3cb20"
+  integrity sha512-eqxCp82P+JfqL683wwsL73XmFs1eG6qjw+RD3YHx+Jll1r0jNd4dh8QG9NYAeNGA/hnZjeEDgtTskgJULbxpWQ==
+  dependencies:
+    fast-deep-equal "^2.0.1"
+    fast-json-stable-stringify "^2.0.0"
+    json-schema-traverse "^0.4.1"
+    uri-js "^4.2.2"
+
+ajv@^6.1.0, ajv@^6.5.3, ajv@^6.5.5, ajv@^6.6.1:
   version "6.7.0"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.7.0.tgz#e3ce7bb372d6577bb1839f1dfdfcbf5ad2948d96"
   integrity sha512-RZXPviBTtfmtka9n9sy1N5M5b82CbxWIR6HIis4s3WQTXDJamc/0gpCWNGz6EWdWp4DOfjzJfhz/AS9zVPjjWg==