Optimize imports, disallow wildcard imports because of klint, run linter

app/src/main/java/exh/util/DeferredField.kt

@@ -35,7 +35,7 @@ class DeferredField<T> {
      */
     suspend fun get(): T {
         // Check if field is initialized and return immediately if it is
-        if(initialized) return content as T
+        if (initialized) return content as T
 
         // Wait for field to initialize
         mutex.withLock {}
@@ -43,4 +43,4 @@ class DeferredField<T> {
         // Field is initialized, return value
         return content as T
     }
-}
+}