build(deps-dev): Bump vue-loader from 15.9.5 to 15.9.6

Bumps [vue-loader](https://github.com/vuejs/vue-loader) from 15.9.5 to 15.9.6.
- [Release notes](https://github.com/vuejs/vue-loader/releases)
- [Changelog](https://github.com/vuejs/vue-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/vuejs/vue-loader/compare/v15.9.5...v15.9.6)

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

package.json

@@ -280,7 +280,7 @@
     "typescript": "^4.1.3",
     "url-loader": "^4.1.1",
     "vue-html-loader": "^1.2.4",
-    "vue-loader": "^15.9.5",
+    "vue-loader": "^15.9.6",
     "vue-style-loader": "^4.1.0",
     "vue-template-compiler": "^2.6.11",
     "webpack": "^4.44.2",

yarn.lock

@@ -13276,10 +13276,10 @@ vue-html-loader@^1.2.4:
     loader-utils "^1.0.2"
     object-assign "^4.1.0"
 
-vue-loader@^15.9.5:
-  version "15.9.5"
-  resolved "https://registry.yarnpkg.com/vue-loader/-/vue-loader-15.9.5.tgz#7a960dc420a3439deaacdda038fdcdbf7c432706"
-  integrity sha512-oeMOs2b5o5gRqkxfds10bCx6JeXYTwivRgbb8hzOrcThD2z1+GqEKE3EX9A2SGbsYDf4rXwRg6D5n1w0jO5SwA==
+vue-loader@^15.9.6:
+  version "15.9.6"
+  resolved "https://registry.yarnpkg.com/vue-loader/-/vue-loader-15.9.6.tgz#f4bb9ae20c3a8370af3ecf09b8126d38ffdb6b8b"
+  integrity sha512-j0cqiLzwbeImIC6nVIby2o/ABAWhlppyL/m5oJ67R5MloP0hj/DtFgb0Zmq3J9CG7AJ+AXIvHVnJAPBvrLyuDg==
   dependencies:
     "@vue/component-compiler-utils" "^3.1.0"
     hash-sum "^1.0.2"