cmake: else() does not need an argument

mingw/pkg-support/cmake/sdl2-config-version.cmake

@@ -5,7 +5,7 @@ if(CMAKE_SIZEOF_VOID_P EQUAL 4)
     set(sdl2_config_path "${CMAKE_CURRENT_LIST_DIR}/../i686-w64-mingw32/lib/cmake/SDL2/sdl2-config-version.cmake")
 elseif(CMAKE_SIZEOF_VOID_P EQUAL 8)
     set(sdl2_config_path "${CMAKE_CURRENT_LIST_DIR}/../x86_64-w64-mingw32/lib/cmake/SDL2/sdl2-config-version.cmake")
-else("${CMAKE_SIZEOF_VOID_P}" STREQUAL "")
+else()
     set(PACKAGE_VERSION_UNSUITABLE TRUE)
     return()
 endif()

mingw/pkg-support/cmake/sdl2-config.cmake

@@ -5,7 +5,7 @@ if(CMAKE_SIZEOF_VOID_P EQUAL 4)
     set(sdl2_config_path "${CMAKE_CURRENT_LIST_DIR}/../i686-w64-mingw32/lib/cmake/SDL2/sdl2-config.cmake")
 elseif(CMAKE_SIZEOF_VOID_P EQUAL 8)
     set(sdl2_config_path "${CMAKE_CURRENT_LIST_DIR}/../x86_64-w64-mingw32/lib/cmake/SDL2/sdl2-config.cmake")
-else("${CMAKE_SIZEOF_VOID_P}" STREQUAL "")
+else()
     set(SDL2_FOUND FALSE)
     return()
 endif()