Move EncodedImage class to api/video/

Bug: webrtc:9378
Change-Id: I8fb3b19cad0ad428abc6c8e6b507180d461882ba
Reviewed-on: https://webrtc-review.googlesource.com/c/104002
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Peter Slatala <psla@webrtc.org>
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25033}
diff --git a/sdk/objc/api/peerconnection/RTCEncodedImage+Private.h b/sdk/objc/api/peerconnection/RTCEncodedImage+Private.h
index 1b125f1..c77a7ad 100644
--- a/sdk/objc/api/peerconnection/RTCEncodedImage+Private.h
+++ b/sdk/objc/api/peerconnection/RTCEncodedImage+Private.h
@@ -10,7 +10,7 @@
 
 #import "base/RTCEncodedImage.h"
 
-#include "common_video/include/video_frame.h"
+#include "api/video/encoded_image.h"
 
 NS_ASSUME_NONNULL_BEGIN