[FIXED JENKINS-20909] - Custom Tool Configuration section hides most of configuration fields

Resolves https://issues.jenkins-ci.org/browse/JENKINS-20909

Signed-off-by: Oleg Nenashev <nenashev@synopsys.com>
Merge pull request #14 from synopsys-arc-oss/advanced-config-refactoring

[FIXED JENKINS-20909] - Custom Tool Configuration section hides most of configuration fields