Update docker-publish.yml

.github/workflows/docker-publish.yml

@@ -32,7 +32,7 @@ jobs:
           ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
         run: |
           for file in ${ALL_CHANGED_FILES}; do
-            CHANGEFILE= $(echo ${file}|awk -F"/" '{print $2}')
+            CHANGEFILE=$(echo ${file}|awk -F"/" '{print $2}')
             echo "${CHANGEFILE} was changed"
             
           done