Update krew-release-bot version to v0.0.50

Author: rajatjindal

.github/workflows/release.yml

@@ -25,4 +25,4 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Update new version in krew-index
-      uses: rajatjindal/krew-release-bot@v0.0.44
+      uses: rajatjindal/krew-release-bot@v0.0.50