CI: packages: fix if statement syntax

The script uses bash, so need a closing fi statement.

.github/workflows/packages.yml

@@ -216,6 +216,7 @@ jobs:
         if [ "$uploaded_files" = "true" ]; then
           if ! aptly_add_to_repo
             exit 1
+          fi
 
           # Usually temporary directory is deleted automatically, but in certain cases it is left.
           aptly_delete_dir
@@ -254,6 +255,7 @@ jobs:
         if [ "$uploaded_files" = "true" ]; then
           if ! aptly_add_to_repo
             exit 1
+          fi
 
           # Usually temporary directory is deleted automatically, but in certain cases it is left.
           aptly_delete_dir