Fix detekt formatting issues found by CI

- Remove trailing spaces in build.gradle.kts
- Remove unused import in CodeCatalystGatewayClientCustomizer.kt
- Fix trailing space formatting
- Applied via detekt auto-correct to match CI requirements

Author: aseemxs

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

@@ -18,20 +18,20 @@ intellijToolkit {
 dependencies {
     intellijPlatform {
         localPlugin(project(":plugin-core"))
-        
+
         // Gateway API (core plugin + modules) - only for 2025.3+
         bundledPlugin("com.jetbrains.gateway")
-        
+
         // 2025.3+ specific modules that don't exist in earlier versions
         if (providers.gradleProperty("ideProfileName").get() == "2025.3") {
             bundledModule("intellij.platform.collaborationTools.auth.base")
             bundledModule("intellij.gateway.station")
             bundledModule("intellij.rd.platform")
         }
-        
+
         // Go Plugin (as Marketplace dependency with specific version)
         plugin("org.jetbrains.plugins.go:253.27642.30")
-        
+
         // JavaScript Debugging Suite
         bundledPlugin("JavaScript")
         bundledPlugin("JavaScriptDebugger")

plugins/toolkit/jetbrains-ultimate/src/software/aws/toolkits/jetbrains/remoteDev/caws/CodeCatalystGatewayClientCustomizer.kt

@@ -3,7 +3,6 @@
 
 package software.aws.toolkits.jetbrains.remoteDev.caws
 
-import com.intellij.openapi.extensions.ExtensionNotApplicableException
 // TODO: Re-enable when Gateway APIs are available in 2025.3
 // import com.intellij.gateway.GatewayClientCustomizationProvider
 
@@ -17,7 +16,7 @@ class CodeCatalystGatewayClientCustomizer : GatewayClientCustomizationProvider {
     }
 
     override fun getIcon() = AwsIcons.Logos.AWS_SMILE_SMALL
-    
+
     override fun getTitle() = message("caws.gateway.title")
 }
 */