chore(skip-release): set version to 0.19.3

Signed-off-by: GitHub Action <action@github.com>

Author: actions-user

gradle.properties

@@ -5,7 +5,7 @@ pluginName=LSP4IJ
 pluginRepositoryUrl=https://github.com/redhat-developer/lsp4ij
 
 # SemVer format -> https://semver.org
-pluginVersion=0.19.3-SNAPSHOT
+pluginVersion=0.19.3
 
 # Supported build number ranges and IntelliJ Platform versions -> https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 pluginSinceBuild=242