Fix Google Test branch

cmake/GoogleTest-CMakeLists.txt.in

@@ -5,7 +5,7 @@ project(googletest-download NONE)
 include(ExternalProject)
 ExternalProject_Add(googletest
   GIT_REPOSITORY    https://github.com/google/googletest.git
-  GIT_TAG           master
+  GIT_TAG           main
   SOURCE_DIR        "${CMAKE_BINARY_DIR}/googletest-src"
   BINARY_DIR        "${CMAKE_BINARY_DIR}/googletest-build"
   CONFIGURE_COMMAND ""

deps/install-deps-osx.sh

@@ -7,7 +7,7 @@ cd googletest
 git init
 git remote add origin https://github.com/google/googletest
 git fetch origin
-git checkout -b master --track origin/master
+git checkout -b main --track origin/main
 
 mkdir -p build
 cd build

deps/install-deps-win32.bat

@@ -7,7 +7,7 @@ cd vcpkg
 git init
 git remote add origin https://github.com/microsoft/vcpkg.git
 git fetch origin
-git checkout -b master --track origin/master
+git checkout -b main --track origin/main
 
 cmd /C bootstrap-vcpkg.bat