label the 'download build tool' steps

Author: mibmo

.github/workflows/build.yaml

@@ -19,10 +19,10 @@ jobs:
         os: [ubuntu-latest, macos-latest]
     steps:
       # Download dependencies depending on platform
-      - name: Download build tools
+      - name: Download build tools [linux]
         if: matrix.os == 'ubuntu-latest'
         run: sudo apt-get install build-essential libtool autopoint
-      - name: Download build tools
+      - name: Download build tools [mac]
         if: matrix.os == 'macos-latest'
         run: brew install libtool automake gettext