feat(@schematics/angular): update jasmine-spec-reporter to version 7

Author: alan-agius4

packages/schematics/angular/workspace/files/package.json.template

@@ -29,7 +29,7 @@
     "@types/jasmine": "~3.6.0",<% } %>
     "@types/node": "^12.11.1",<% if (!minimal) { %>
     "jasmine-core": "~3.7.0",
-    "jasmine-spec-reporter": "~6.0.0",
+    "jasmine-spec-reporter": "~7.0.0",
     "karma": "~6.3.0",
     "karma-chrome-launcher": "~3.1.0",
     "karma-coverage": "~2.0.3",