Bump @angular/core in /resources/Project Templates/ionic-example

Bumps [@angular/core](https://github.com/angular/angular/tree/HEAD/packages/core) from 5.0.0 to 10.2.5.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/10.2.5/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/10.2.5/packages/core)

---
updated-dependencies:
- dependency-name: "@angular/core"
  dependency-type: direct:production
...

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

resources/Project Templates/ionic-example/package.json

@@ -16,7 +16,7 @@
     "@angular/common": "5.0.0",
     "@angular/compiler": "5.0.0",
     "@angular/compiler-cli": "5.0.0",
-    "@angular/core": "5.0.0",
+    "@angular/core": "10.2.5",
     "@angular/forms": "5.0.0",
     "@angular/http": "5.0.0",
     "@angular/platform-browser": "5.0.0",