do not use variable for bundled plugin version

build.gradle

@@ -107,7 +107,6 @@ subprojects {
   ext {
     protobufVersion = '3.10.0'
     jjwtVersion = '0.10.7'
-    sonarSecurityVersion = '8.1.0.675'
   }
 
   sonarqube {
@@ -121,6 +120,9 @@ subprojects {
     dependencies {
       // bundled plugin list -- keep it alphabetically ordered
       // comment is used by the Plugin Update bot to identify bundled plugins to check updates for
+      //
+      // !!! do not use variable for version number, bot in charge of updating plugin does not support them !!
+      //
       // comment format is: // bundled_plugin:[updateCenterKey]:[githubRepository]
       //    updateCenterKey: Update Center Plugin key, last release will be resolved from repox when not provided
       //    githubRepository: name of github repository of the plugin in the SonarSource organisation
@@ -131,11 +133,11 @@ subprojects {
       dependency 'com.sonarsource.plsql:sonar-plsql-plugin:3.4.1.2576' // bundled_plugin:plsql:sonar-plsql
       dependency 'com.sonarsource.plugins.vb:sonar-vb-plugin:2.6.0.1875' // bundled_plugin:vb:sonar-vb
       dependency 'com.sonarsource.rpg:sonar-rpg-plugin:2.3.0.1187' // bundled_plugin:rpg:sonar-rpg
-      dependency "com.sonarsource.security:sonar-security-csharp-frontend-plugin:${sonarSecurityVersion}" // bundled_plugin::sonar-security
-      dependency "com.sonarsource.security:sonar-security-java-frontend-plugin:${sonarSecurityVersion}" // bundled_plugin::sonar-security
-      dependency "com.sonarsource.security:sonar-security-php-frontend-plugin:${sonarSecurityVersion}" // bundled_plugin::sonar-security
-      dependency "com.sonarsource.security:sonar-security-plugin:${sonarSecurityVersion}" // bundled_plugin::sonar-security
-      dependency "com.sonarsource.security:sonar-security-python-frontend-plugin:${sonarSecurityVersion}" // bundled_plugin::sonar-security
+      dependency 'com.sonarsource.security:sonar-security-csharp-frontend-plugin:8.1.0.675' // bundled_plugin::sonar-security
+      dependency 'com.sonarsource.security:sonar-security-java-frontend-plugin:8.1.0.675' // bundled_plugin::sonar-security
+      dependency 'com.sonarsource.security:sonar-security-php-frontend-plugin:8.1.0.675' // bundled_plugin::sonar-security
+      dependency 'com.sonarsource.security:sonar-security-plugin:8.1.0.675' // bundled_plugin::sonar-security
+      dependency 'com.sonarsource.security:sonar-security-python-frontend-plugin:8.1.0.675' // bundled_plugin::sonar-security
       dependency 'com.sonarsource.slang:sonar-apex-plugin:1.7.0.883' // bundled_plugin:sonarapex:slang-enterprise
       dependency 'com.sonarsource.swift:sonar-swift-plugin:4.2.2.77' // bundled_plugin:swift:sonar-swift
       dependency 'com.sonarsource.tsql:sonar-tsql-plugin:1.4.0.3334' // bundled_plugin:tsql:sonar-tsql