CCodec: Increase max linear buffer size for 8K video

Increase max linear buffer size to fit a 8K video frame.

Bug: 172190459
Test: atest CtsMediaTestCases -- --module-arg CtsMediaTestCases:size:small

Change-Id: I47cfc2718447ac51be0f90638d7e7055fd7d95ba
diff --git a/media/codec2/sfplugin/CCodecBuffers.h b/media/codec2/sfplugin/CCodecBuffers.h
index 0d4fa81..e630d30 100644
--- a/media/codec2/sfplugin/CCodecBuffers.h
+++ b/media/codec2/sfplugin/CCodecBuffers.h
@@ -33,8 +33,8 @@
 class SkipCutBuffer;
 
 constexpr size_t kLinearBufferSize = 1048576;
-// This can fit 4K RGBA frame, and most likely client won't need more than this.
-constexpr size_t kMaxLinearBufferSize = 4096 * 2304 * 4;
+// This can fit an 8K frame.
+constexpr size_t kMaxLinearBufferSize = 7680 * 4320 * 2;
 
 /**
  * Base class for representation of buffers at one port.