Mute security-cli tests in FIPS JVM (#32812)

All Unit tests in this module are muted in FIPS 140 JVMs and
 as such the CI run fails. This commit disables test task for the
module in a  FIPS JVM and reverts adding a dummy test in
4cbcc1.

Author: jkakavas

x-pack/plugin/security/cli/build.gradle

@@ -17,4 +17,9 @@ dependencies {
 
 dependencyLicenses {
     mapping from: /bc.*/, to: 'bouncycastle'
-}
+}
+
+if (inFipsJvm) {
+    test.enabled = false
+}
+