Bump webpack from 5.0.0-beta.12 to 5.0.0-beta.13

Bumps [webpack](https://github.com/webpack/webpack) from 5.0.0-beta.12 to 5.0.0-beta.13.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](https://github.com/webpack/webpack/compare/v5.0.0-beta.12...v5.0.0-beta.13)
Signed-off-by: Ndependabot-preview[bot] <support@dependabot.com>

package.json

@@ -50,7 +50,7 @@
     "typescript": "^3.7.5",
     "url-loader": "^3.0.0",
     "val-loader": "2.1.0",
-    "webpack": "^5.0.0-beta.12",
+    "webpack": "^5.0.0-beta.13",
     "webpack-cli": "^3.3.10",
     "yaml-loader": "0.5.0"
   },

yarn.lock

@@ -7367,10 +7367,10 @@ webpack-sources@^1.4.3:
     source-list-map "^2.0.0"
     source-map "~0.6.1"
 
-webpack@^5.0.0-beta.12:
-  version "5.0.0-beta.12"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.0.0-beta.12.tgz#3651a0fa6b9ad973b9608305601c08b84c24b402"
-  integrity sha512-a6YqL0l1xQ/B2GcIF1jS6AMlCK7VFoy0O+/2uBK6LjrNX8d85snl0nmEWkBzy9Zwm+orrOZs6deBfkSe6UkHnw==
+webpack@^5.0.0-beta.13:
+  version "5.0.0-beta.13"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.0.0-beta.13.tgz#be352c63ffc9db54c2ab943d0e454842a469d6e6"
+  integrity sha512-KQS3+zFZwnDpEj8QRaPbbXKP6N/eg4VDpwqQsZJfKE4QMy8zPhTBPQwozGWpHf3g7JMSpsLojBrOzm9HJSMBJA==
   dependencies:
     "@webassemblyjs/ast" "1.8.5"
     "@webassemblyjs/helper-module-context" "1.8.5"