build(deps): bump getsentry/action-prepare-release from 1.6.4 to 1.6.6

Bumps [getsentry/action-prepare-release](https://github.com/getsentry/action-prepare-release) from 1.6.4 to 1.6.6.
- [Release notes](https://github.com/getsentry/action-prepare-release/releases)
- [Commits](getsentry/action-prepare-release@3cea80d...c8e1c20)

---
updated-dependencies:
- dependency-name: getsentry/action-prepare-release
  dependency-version: 1.6.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -31,7 +31,7 @@ jobs:
           fetch-depth: 0
 
       - name: Prepare release ${{ github.event.inputs.version }}
-        uses: getsentry/action-prepare-release@3cea80dc3938c0baf5ec4ce752ecb311f8780cdc # v1.6.4
+        uses: getsentry/action-prepare-release@c8e1c2009ab08259029170132c384f03c1064c0e # v1.6.6
         env:
           GITHUB_TOKEN: ${{ steps.token.outputs.token }}
         with: