fix CI build

Author: pdowler

.github/workflows/dockerimage.yml

@@ -19,8 +19,8 @@ jobs:
     - name: Build cadc-tomcat
       run: cd cadc-tomcat && docker build . --file Dockerfile --tag cadc-tomcat:$(date +%s)
 
-    - name: Build cadc-postgresql12-dev
-      run: cd cadc-postgresql-dev && docker build . --file Dockerfile.pg12 --tag cadc-postgresql12-dev:$(date +%s)
+    - name: Build cadc-postgresql-dev
+      run: cd cadc-postgresql-dev && docker build . --file Dockerfile --tag cadc-postgresql-dev:$(date +%s)
 
     - name: Build cadc-haproxy-dev
       run: cd cadc-haproxy-dev && docker build . --file Dockerfile --tag cadc-haproxy-dev:$(date +%s)