Remove check for GRAILS_HOME and grails in installer.
Remove check for GRAILS_HOME and grails in installer.

skpal/sdkman-cli,GsusRecovery/sdkman-cli,gvmtool/gvm-cli,shanman190/sdkman-cli,dsyer/gvm,nobeans/gvm-cli,sdkman/sdkman-cli,DealerDotCom/gvm-cli,GsusRecovery/sdkman-cli,DealerDotCom/gvm-cli,nobeans/gvm-cli,skpal/sdkman-cli,busches/gvm-cli,jbovet/gvm,dsyer/gvm