Fix toolkit incorrectly including Gateway plugin.xml (#4752)

Author: rli

plugins/toolkit/jetbrains-gateway/build.gradle.kts

@@ -66,15 +66,14 @@ listOf(
 
 dependencies {
     intellijPlatform {
-        pluginModule(project(":plugin-toolkit:jetbrains-core", "gatewayArtifacts"))
-
         pluginVerifier()
 
         testFramework(TestFrameworkType.Bundled)
     }
 
     // link against :j-c: and rely on :intellij-standalone:composeJar to pull in :j-c:instrumentedJar, but gateway variant when from :jetbrains-gateway
     compileOnly(project(":plugin-toolkit:jetbrains-core"))
+    gatewayOnlyRuntimeOnly(project(":plugin-toolkit:jetbrains-core", "gatewayArtifacts"))
     // delete when fully split
     gatewayOnlyRuntimeOnly(project(":plugin-core:core"))
     gatewayOnlyRuntimeOnly(project(":plugin-core:jetbrains-community"))
@@ -141,6 +140,10 @@ artifacts {
     add(gatewayResources.name, gatewayResourcesDir)
 }
 
+tasks.prepareJarSearchableOptions {
+    enabled = false
+}
+
 tasks.jar {
     duplicatesStrategy = DuplicatesStrategy.WARN
 }