[FrameworkBundle] Enabled translation:update for app folder

Changed the Bundle requirement to allow the command to also be executed for the app/Resources
folder of the application, which currently cannot be achieved.
feature #11254 [FrameworkBundle] Enabled translation:update for app folder (rdohms)

This PR was submitted for the 2.5 branch but it was merged into the 2.6-dev branch instead (closes #11254).

Discussion
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[FrameworkBundle] Enabled translation:update for app folder

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| License       | MIT

Changed the Bundle requirement to allow the command to also be executed for the app/Resources
folder of the application, which currently cannot be achieved.

This patch should also work for previous versions.

Commits
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3e890a3 [FrameworkBundle] Enabled translation:update for app folder