Bump plugin version from 0.0.19 to 0.0.20

Signed-off-by: Andre Dietisheim <adietish@redhat.com>

Author: adietish

gradle.properties

@@ -4,7 +4,7 @@ pluginGroup = com.redhat.devtools.gateway
 pluginName = devspaces-gateway-plugin
 pluginRepositoryUrl = https://github.com/redhat-developer/devspaces-gateway-plugin
 # SemVer format -> https://semver.org
-pluginVersion = 0.0.19
+pluginVersion = 0.0.20
 
 # Supported build number ranges and IntelliJ Platform versions -> https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 pluginSinceBuild = 251