Prepare for release 5.9.1 (SonarSource#2321)

SONARJAVA-2943 Rule S2139: Exceptions should be either logged or reth…

…rown but not both (SonarSource#2313)

SONARJAVA-2788 Exclude S1610 for @autovalue, @Value.Immutable

Update S2755 rule description

Update sonarpedia file (SonarSource#2140)

 SONARJAVA-2834 Update messages and metadata in security hotspot rules (

SonarSource#2126)

SONARJAVA-2805 Fix SonarComponents to also support ProjectDefinition …

…and no custom rules (SonarSource#2092)

SONARSEC-77 fix test as order is not guaranteed from listing files

SONARJAVA-2692 - Update Rule Metadata for SonarJava 5.3 version (Sona…

…rSource#1998)

* Update Rule Metadata for SonarJava 5.3 version

* Update Rule Metadata for SonarJava 5.3 version based on new Rule Api

* Changes fixed

SONARJAVA-2658 Update rule metadata (SonarSource#1944)