Updated UPGRADE-2.2.md for twig bridge section

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -
merged branch lyrixx/patch-2 (PR #6898)

This PR was merged into the master branch.

Commits
-------

9718c76 Updated UPGRADE-2.2.md for twig bridge section

Discussion
----------

Updated UPGRADE-2.2.md for twig bridge section

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -
[TwigBridge] added the render tag deprecation to the CHANGELOG for 3.0