Fix typo

.github/workflows/lint-mixins.yml

@@ -1,5 +1,5 @@
 ---
-name: "Lint Mixins"
+name: Mixin
 
 permissions:
   contents: read
@@ -8,11 +8,11 @@ on:
   # To conserve resources we only run tests against main in PRs
   pull_request:
     branches:
-      - main
+      - master
 
 jobs:
   check-for-changed-mixins:
-    name: Check for changed mixins
+    name: Check for changes
     runs-on: ubuntu-latest
     outputs:
       changed-mixins: ${{ steps.changed-mixins.outputs.all_changed_files }}
@@ -37,8 +37,9 @@ jobs:
           dir_names: true
           dir_names_exclude_current_dir: true
           dir_names_max_depth: 1
-          files: **-mixin/
+          files: | 
+            **-mixin/
           matrix: true
 
-      - name: List all changed mixins:
+      - name: List all changed mixins
         run: echo '${{ steps.changed-mixins.outputs.all_changed_files }}'