chore(deps): update plugins and version configurations

- Update changelog plugin from 2.2.1 to 2.5.0
- Update intelliJPlatform plugin from 2.5.0 to 2.10.5
- Update kotlin plugin from 2.1.20 to 2.2.21
- Add version property in gradle.properties and set it to 1.5.1
- Unify pluginVersion format using space-separated key-value pairs

Author: Q-Peppa

gradle.properties

@@ -4,8 +4,8 @@ pluginGroup = com.example.css
 pluginName = React Css Modules All
 pluginRepositoryUrl = https://github.com/Q-Peppa/react-css-modules-all
 # SemVer format -> https://semver.org
-pluginVersion=1.5.1
-
+pluginVersion = 1.5.1
+version = 1.5.1
 # Supported build number ranges and IntelliJ Platform versions -> https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 pluginSinceBuild=242
 # pluginUntilBuild = 242.*  # for Supported all version > 231

gradle/libs.versions.toml

@@ -4,9 +4,9 @@ junit = "4.13.2"
 opentest4j = "1.3.0"
 
 # plugins
-changelog = "2.2.1"
-intelliJPlatform = "2.5.0"
-kotlin = "2.1.20"
+changelog = "2.5.0"
+intelliJPlatform = "2.10.5"
+kotlin = "2.2.21"
 
 [libraries]
 junit = { group = "junit", name = "junit", version.ref = "junit" }