make pacman non-interactive

Author: harisont

.github/workflows/build-binary-packages.yml

@@ -194,7 +194,7 @@ jobs:
     - name: Install pip
       shell: msys2 {0}
       run: |
-        pacman -S python-pip
+        pacman --noconfirm -S python-pip
         pip install --upgrade pip
 
     - name: Build Python bindings