Bump ajv from 6.12.5 to 6.12.6

Bumps [ajv](https://github.com/ajv-validator/ajv) from 6.12.5 to 6.12.6.
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](https://github.com/ajv-validator/ajv/compare/v6.12.5...v6.12.6)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -224,7 +224,7 @@
     "@typescript-eslint/parser": "^3.10.1",
     "@typescript-eslint/typescript-estree": "^4.6.0",
     "@vue/test-utils": "^1.0.3",
-    "ajv": "^6.12.5",
+    "ajv": "^6.12.6",
     "all-object-keys": "^2.1.1",
     "babel-eslint": "^10.1.0",
     "babel-jest": "^26.6.1",

yarn.lock

@@ -1845,10 +1845,10 @@ ajv-keywords@^3.0.0, ajv-keywords@^3.1.0, ajv-keywords@^3.4.1, ajv-keywords@^3.5
   resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.5.2.tgz#31f29da5ab6e00d1c2d329acf7b5929614d5014d"
   integrity sha512-5p6WTN0DdTGVQk6VjcEju19IgaHudalcfabD7yhDGeA6bcQnmL+CpveLJq/3hvfwd1aof6L386Ougkx6RfyMIQ==
 
-ajv@^6.0.1, ajv@^6.1.0, ajv@^6.10.0, ajv@^6.10.2, ajv@^6.12.0, ajv@^6.12.3, ajv@^6.12.4, ajv@^6.12.5:
-  version "6.12.5"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.5.tgz#19b0e8bae8f476e5ba666300387775fb1a00a4da"
-  integrity sha512-lRF8RORchjpKG50/WFf8xmg7sgCLFiYNNnqdKflk63whMQcWR5ngGjiSXkL9bjxy6B2npOK2HSMN49jEBMSkag==
+ajv@^6.0.1, ajv@^6.1.0, ajv@^6.10.0, ajv@^6.10.2, ajv@^6.12.0, ajv@^6.12.3, ajv@^6.12.4, ajv@^6.12.5, ajv@^6.12.6:
+  version "6.12.6"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
+  integrity sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==
   dependencies:
     fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"