Update to bashbrew 0.1.7

Notably, this adds support for `Builder: oci-import`

.github/workflows/.bashbrew/action.yml

@@ -10,8 +10,8 @@ runs:
 
     # these two version numbers are intentionally as close together as I could possibly get them because no matter what I tried, GitHub will not allow me to DRY them (can't have any useful variables in `uses:` and can't even have YAML references to steal it in `env:` or something)
     - shell: 'bash -Eeuo pipefail -x {0}'
-      run:    echo BASHBREW_VERSION=v0.1.6 >> "$GITHUB_ENV"
-    - uses: docker-library/[email protected].6
+      run:    echo BASHBREW_VERSION=v0.1.7 >> "$GITHUB_ENV"
+    - uses: docker-library/[email protected].7
       if: inputs.build == 'host'
 
     - run: docker build --pull --tag oisupport/bashbrew:base "https://github.com/docker-library/bashbrew.git#$BASHBREW_VERSION"