Fixing workflow

.github/workflows/release-docs.yml

@@ -26,8 +26,7 @@ jobs:
         uses: actions-rs/cargo@v1
         with:
           command: install
-          args: |
-            mdbook-linkcheck
+          args: mdbook-linkcheck
 
       - uses: peaceiris/actions-mdbook@v1
         with:
@@ -38,8 +37,9 @@ jobs:
           command: doc
           args: --no-deps -p miniconf -p ad9959 -p stabilizer -p dsp
 
-      - run: |
-          working-directory: book
+      - name: Build Book
+        working-directory: book
+        run:
           mv ../target/thumbv7em-none-eabihf/doc src/firmware
           mdbook build