development_tools: fix GCC 10 version detection
development_tools: fix GCC 10 version detection

claui/brew,vitorgalvao/brew,vitorgalvao/brew,Homebrew/brew,reitermarkus/brew,JCount/brew,reitermarkus/brew,claui/brew,nandub/brew,sjackman/homebrew,JCount/brew,reitermarkus/brew,nandub/brew,reitermarkus/brew,Homebrew/brew,vitorgalvao/brew,MikeMcQuaid/brew,EricFromCanada/brew,konqui/brew,sjackman/homebrew,MikeMcQuaid/brew,EricFromCanada/brew,konqui/brew,konqui/brew,JCount/brew,MikeMcQuaid/brew,claui/brew,mahori/brew,konqui/brew,mahori/brew,Homebrew/brew,sjackman/homebrew,vitorgalvao/brew,nandub/brew,sjackman/homebrew,EricFromCanada/brew,claui/brew,EricFromCanada/brew,JCount/brew,mahori/brew,nandub/brew,Homebrew/brew,mahori/brew,MikeMcQuaid/brew