Update macos-build.yml

Adjusted semicolons for pyinstaller MacOS version (discrepancy with Windows 11 syntax)

Author: FabbriniMarco

.github/workflows/macos-build.yml

@@ -25,10 +25,10 @@ jobs:
 
       - name: Build macOS Executable
         run: |
-          pyinstaller --onefile --windowed --add-data "index_database.tsv;." --add-data "header.tsv;." --add-data "EXAMPLE_PLATES.xlsx;." --add-data "ICON.ico;." --icon "ICON.ico" GenerateMiSeqManifest.py
+          pyinstaller --onefile --windowed --add-data="index_database.tsv:." --add-data="header.tsv:." --add-data="EXAMPLE_PLATES.xlsx:." --add-data="ICON.ico:." --icon="ICON.ico" GenerateMiSeqManifest.py
 
       - name: Upload Build Artifacts
-        uses: actions/upload-artifact@v4  # Updated to v4
+        uses: actions/upload-artifact@v4
         with:
           name: macos-executable
           path: dist/