Bump @angular-eslint/eslint-plugin-template in /frontend

Bumps [@angular-eslint/eslint-plugin-template](https://github.com/angular-eslint/angular-eslint/tree/HEAD/packages/eslint-plugin-template) from 12.3.1 to 12.7.0.
- [Release notes](https://github.com/angular-eslint/angular-eslint/releases)
- [Changelog](https://github.com/angular-eslint/angular-eslint/blob/master/packages/eslint-plugin-template/CHANGELOG.md)
- [Commits](https://github.com/angular-eslint/angular-eslint/commits/v12.7.0/packages/eslint-plugin-template)

---
updated-dependencies:
- dependency-name: "@angular-eslint/eslint-plugin-template"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

frontend/package-lock.json

@@ -239,6 +239,12 @@
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       "dev": true
     },
+    "@angular-eslint/bundled-angular-compiler": {
+      "version": "12.7.0",
+      "resolved": "https://registry.npmjs.org/@angular-eslint/bundled-angular-compiler/-/bundled-angular-compiler-12.7.0.tgz",
+      "integrity": "sha512-n7nUSIK+bl2DQXIPRyts/xVTw94Mk0rRNd2WBCL9ni27XKOhKtTdP7tLpD+nAiuY4BTTJr7/yTzPWCCRDQgWZg==",
+      "dev": true
+    },
     "@angular-eslint/eslint-plugin": {
       "version": "12.3.1",
       "resolved": "https://registry.npmjs.org/@angular-eslint/eslint-plugin/-/eslint-plugin-12.3.1.tgz",
@@ -249,11 +255,12 @@
       }
     },
     "@angular-eslint/eslint-plugin-template": {
-      "version": "12.3.1",
+      "version": "12.7.0",
-      "resolved": "https://registry.npmjs.org/@angular-eslint/eslint-plugin-template/-/eslint-plugin-template-12.3.1.tgz",
+      "resolved": "https://registry.npmjs.org/@angular-eslint/eslint-plugin-template/-/eslint-plugin-template-12.7.0.tgz",
-      "integrity": "sha512-pz+nO64ma/9Sp2aeRnQ+Vktt7Fo1Lay/J+CG//3TIc3lYsoCTj4h42P6yCcxxJ9b4N7SUxMAnchA8eE5mJS4Ug==",
+      "integrity": "sha512-G/UIifRNZuk0Vc3Q2bjAvRa2MMMCSuSzW3E9QAvSr0n4QkhIJwDJvyR/KV1ubswgHB0RRkYcfGQ8d6VKA5Vqjw==",
       "dev": true,
       "requires": {
+        "@angular-eslint/bundled-angular-compiler": "12.7.0",
         "@typescript-eslint/experimental-utils": "4.28.2",
         "aria-query": "^4.2.2",
         "axobject-query": "^2.2.0"