Update bat.yml indentation to a consistent 2 spaces.

Author: sameagen-MW

.github/workflows/bat.yml

@@ -7,18 +7,18 @@ jobs:
   plugin-tests:
     runs-on: ${{ matrix.os }}
     strategy:
-        fail-fast: false
-        matrix:
-            include:
-                - os: ubuntu-latest
-                - os: windows-latest
-                - os: macos-latest
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-latest
+          - os: windows-latest
+          - os: macos-latest
     steps:
-        - uses: actions/checkout@v5
-        - uses: matlab-actions/setup-matlab@v2
-          with:
-            release: latest-including-prerelease
-        - uses: matlab-actions/run-tests@v2
+      - uses: actions/checkout@v5
+      - uses: matlab-actions/setup-matlab@v2
+        with:
+          release: latest-including-prerelease
+      - uses: matlab-actions/run-tests@v2
 
   bat:
     name: Build and Test
@@ -30,3 +30,4 @@ jobs:
           node-version: 20
       - name: Perform npm tasks
         run: npm run ci
+