fix ambiguous redirect

Author: sushobhit-lt

.github/workflows/ci.yml

@@ -37,8 +37,7 @@ jobs:
     - name: Get Hash
       id: hash
       run: |
-        echo 'git_hash=$(git rev-parse --short "$GITHUB_SHA")' >> $GITHUB_HASH
-        echo "GITHUB_HASH: $GITHUB_HASH"
+        echo 'git_hash=$(git rev-parse --short "$GITHUB_SHA")'
 
     - name: Create commit status
       run: |