Fix Windows upload script shell

Author: MartinBriza

.github/workflows/main.yml

@@ -136,7 +136,6 @@ jobs:
         cd build_win/release
         rm *.cpp *.h *.obj
         $Qt5_Dir/bin/windeployqt.exe Lith.exe --verbose 2 --release --compiler-runtime --angle --qmldir ../..
-        find /c/Program\ Files/OpenSSL-Win64/
         cp /c/Program\ Files/OpenSSL-Win64/bin/*.dll .
         7z a ../../Lith.zip *
     - name: Upload artifacts to GitHub
@@ -146,6 +145,7 @@ jobs:
         name: Lith.zip
         path: Lith.zip
     - name: Upload to GitHub
+      shell: bash
       if: github.event_name == 'release'
       run: |
         TAG_NAME=$(./dist/get-tag-name.sh)