Use pre-compiled PyInstaller

Historically we compiled PyInstaller ourselves as a custom compile seemed to trigger the "GAM is a virus!" issue less often. Now that we are signing GAM builds on Windows and Mac this should in theory be less of an issue and we can just use the pre-compiled PyInstaller from pip.

.github/workflows/build.yml

@@ -547,18 +547,19 @@ jobs:
       - name: Install PyInstaller
         if: matrix.goal == 'build'
         run: |
-          git clone https://github.com/pyinstaller/pyinstaller.git
-          cd pyinstaller
-          export latest_release=$(git tag --list | grep -v dev | grep -v rc | sort -Vr | head -n1)
-          git checkout "${latest_release}"
+          #git clone https://github.com/pyinstaller/pyinstaller.git
+          #cd pyinstaller
+          #export latest_release=$(git tag --list | grep -v dev | grep -v rc | sort -Vr | head -n1)
+          #git checkout "${latest_release}"
           # git checkout "v6.9.0"
           # remove pre-compiled bootloaders so we fail if bootloader compile fails
-          rm -rvf PyInstaller/bootloader/*-*/*
-          cd bootloader
-          "${PYTHON}" ./waf all
-          cd ..
-          echo "---- Installing PyInstaller ----"
-          "${PYTHON}" -m pip install .
+          #rm -rvf PyInstaller/bootloader/*-*/*
+          #cd bootloader
+          #"${PYTHON}" ./waf all
+          #cd ..
+          #echo "---- Installing PyInstaller ----"
+          #"${PYTHON}" -m pip install .
+          "$PYTHON" -m pip install --upgrade pyinstaller
 
       - name: Build GAM with PyInstaller
         if: matrix.goal != 'test'