refactor: remove unnecessary Runnable usages

Author: lppedd

src/main/kotlin/com/github/lppedd/cc/completion/LookupEnhancer.kt

@@ -176,7 +176,7 @@ internal class LookupEnhancer(private val lookup: LookupImpl) : LookupListener,
   private fun invokeCompletion() {
     val project = lookup.project
     val editor = lookup.editor
-    val command = Runnable {
+    val command = {
       val invokedExplicitly = ApplicationManager.getApplication().isUnitTestMode
       CodeCompletionHandlerBase
         .createHandler(BASIC, invokedExplicitly, !invokedExplicitly, true)

src/main/kotlin/com/github/lppedd/cc/liveTemplate/CCTemplateEditingListener.kt

@@ -75,7 +75,7 @@ internal class CCTemplateEditingListener : TemplateEditingAdapter() {
 
     if (newOffset <= bodyOrFooterTypeRange.endOffset) {
       val editor = templateState.editor
-      val action = Runnable {
+      val action = {
         editor.document.deleteString(newOffset, bodyOrFooterTypeRange.endOffset)
         editor.moveCaretToOffset(newOffset)
       }
@@ -93,7 +93,7 @@ internal class CCTemplateEditingListener : TemplateEditingAdapter() {
       val document = editor.document
       val startOffset = max(scopeStart - 1, 0)
       val endOffset = min(scopeEnd + 1, document.textLength)
-      val action = Runnable {
+      val action = {
         document.deleteString(startOffset, endOffset)
       }
 

src/main/kotlin/com/github/lppedd/cc/liveTemplate/CommitBaseCompleteMacro.kt

@@ -41,7 +41,7 @@ internal abstract class CommitBaseCompleteMacro : Macro() {
         return@invokeLaterOnEdt
       }
 
-      val command = Runnable {
+      val command = {
         @Suppress("UnstableApiUsage")
         CompletionServiceImpl.setCompletionPhase(CompletionPhase.NoCompletion)
         invokeCompletionHandler(project, editor)

src/main/kotlin/com/github/lppedd/cc/lookupElement/ShowMoreCoAuthorsLookupElement.kt

@@ -112,7 +112,7 @@ internal class ShowMoreCoAuthorsLookupElement : CommitTokenLookupElement, Prefix
       TextRange(lineStart, lineEnd)
     }
 
-    val action = Runnable {
+    val action = {
       editor.removeSelection()
       editor.replaceString(footerStart, footerEnd, text)
     }