build: update markdown-autodocs usage in workflow files for consistency

Author: roboticswithjulia

.github/workflows/rust-minimal.yml

@@ -36,7 +36,7 @@ jobs:
       image: ${{ matrix.docker_image }}
     steps:
     - name: Markdown autodocs
-    - uses: dineshsonachalam/markdown-autodocs@v1.0.7
+      uses: dineshsonachalam/markdown-autodocs@v1.0.7
       with:
         commit_message: Synchronizing Markdown files
         branch: ${{ github.head_ref }} 

.github/workflows/rust-stable.yml

@@ -36,7 +36,7 @@ jobs:
       image: ${{ matrix.docker_image }}
     steps:
     - name: Markdown autodocs
-    - uses: dineshsonachalam/markdown-autodocs@v1.0.7
+      uses: dineshsonachalam/markdown-autodocs@v1.0.7
       with:
         commit_message: Synchronizing Markdown files
         branch: ${{ github.head_ref }}