Use platform name in matrix

Signed-off-by: Anders Eknert <anders@eknert.com>

Author: anderseknert

.github/workflows/build.yaml

@@ -15,13 +15,20 @@ jobs:
           - ubuntu-latest
           - windows-latest
           - macos-latest
+        include:
+          - os: ubuntu-latest
+            platform: linux
+          - os: windows-latest
+            platform: windows
+          - os: macos-latest
+            platform: macos
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
           go-version-file: 'go.mod'
-      - run: go build -o dist/${{ matrix.os }}/
+      - run: go build -o dist/${{ matrix.platform }}/
       - uses: actions/upload-artifact@v3
         with:
           path: dist