test/language/java_spec: drop version to 1.6+
test/language/java_spec: drop version to 1.6+

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