fix indents

DcCore/DcCore/DC/Wrapper.swift

@@ -756,9 +756,9 @@ public class DcChat {
             }
         }
         return nil
-	}()
+    }()
 
-	public var profileImageURL: URL? {
+    public var profileImageURL: URL? {
         guard let cString = dc_chat_get_profile_image(chatPointer) else { return nil }
         let filename = String(cString: cString)
         dc_str_unref(cString)
@@ -1107,12 +1107,12 @@ public class DcContact {
         return nil
     }()
 
-	public var profileImageURL: URL? {
-		guard let cString = dc_contact_get_profile_image(contactPointer) else { return nil }
-		let filename = String(cString: cString)
-		dc_str_unref(cString)
-		return URL(fileURLWithPath: filename, isDirectory: false)
-	}
+    public var profileImageURL: URL? {
+        guard let cString = dc_contact_get_profile_image(contactPointer) else { return nil }
+        let filename = String(cString: cString)
+        dc_str_unref(cString)
+        return URL(fileURLWithPath: filename, isDirectory: false)
+    }
 
     public var color: UIColor {
         return UIColor(netHex: Int(dc_contact_get_color(contactPointer)))