build(deps): Bump crazy-max/ghaction-import-gpg from 5 to 6

Bumps [crazy-max/ghaction-import-gpg](https://github.com/crazy-max/ghaction-import-gpg) from 5 to 6.
- [Release notes](https://github.com/crazy-max/ghaction-import-gpg/releases)
- [Commits](crazy-max/ghaction-import-gpg@v5...v6)

---
updated-dependencies:
- dependency-name: crazy-max/ghaction-import-gpg
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/docs-deploy.yml

@@ -30,7 +30,7 @@ jobs:
 
       - name: ⚙️ Import GPG key
         id: import_gpg
-        uses: crazy-max/ghaction-import-gpg@v5
+        uses: crazy-max/ghaction-import-gpg@v6
         with:
           gpg_private_key: ${{ secrets.BUNIT_BOT_GPG_PRIVATE_KEY }}
           passphrase: ${{ secrets.BUNIT_BOT_GPG_KEY_PASSPHRASE }}

.github/workflows/prepare-release.yml

@@ -35,7 +35,7 @@ jobs:
           exit 1
       - name: ⚙️ Import GPG key
         id: import_gpg
-        uses: crazy-max/ghaction-import-gpg@v5
+        uses: crazy-max/ghaction-import-gpg@v6
         with:
           gpg_private_key: ${{ secrets.BUNIT_BOT_GPG_PRIVATE_KEY }}
           passphrase: ${{ secrets.BUNIT_BOT_GPG_KEY_PASSPHRASE }}

.github/workflows/release.yml

@@ -42,7 +42,7 @@ jobs:
 
       - name: ⚙️ Import GPG key
         id: import_gpg
-        uses: crazy-max/ghaction-import-gpg@v5
+        uses: crazy-max/ghaction-import-gpg@v6
         with:
           gpg_private_key: ${{ secrets.BUNIT_BOT_GPG_PRIVATE_KEY }}
           passphrase: ${{ secrets.BUNIT_BOT_GPG_KEY_PASSPHRASE }}