fix: remove explicit GHCR overrides to prevent double nesting

Author: D3L05

.github/workflows/builder.yaml

@@ -35,4 +35,4 @@ jobs:
           args: |
             --${{ matrix.arch }} \
             --target whereisit \
-            --image "ghcr.io/d3l05/whereisit-{arch}"
+            --addon