Revert "SONARPLUGINS-3420 Update common rules to support multi-language"

Common Rules should not be upgraded to API 4.2. It must keep compatiblity with older versions.
This reverts commit 48c93e0909388445acd97e0245522b1f921ddfc0.
SONARPLUGINS-3426 Upgrade minimal required version of SonarQube to LTS

+ upgrade parent pom