Remove mingw-w64-x86_64-toolchain

Author: gorogoro123

.github/workflows/build-on-msys2.yml

@@ -28,9 +28,6 @@ jobs:
             mingw-w64-x86_64-cmake
             mingw-w64-x86_64-make
             
-      - run: C:\msys64\usr\bin\bash --login -c "pacman -S --noconfirm mingw-w64-x86_64-toolchain"
-        shell: cmd
-            
       - run: C:\msys64\usr\bin\bash --login -c "pacman -S --noconfirm p7zip"
         shell: cmd
 

tests/googletest.build.cmd

@@ -84,6 +84,6 @@ for /f "usebackq delims=" %%a in (`where cl.exe`) do (
 goto :EOF
 
 :find_gcc_compilers
-set C_COMPILER=C:/msys64/mingw64/bin/gcc.exe
-set CXX_COMPILER=C:/msys64/mingw64/bin/g++.exe
+set C_COMPILER=gcc.exe
+set CXX_COMPILER=g++.exe
 goto :EOF