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vp9: 1pass CBR: modify condition for reducing loop filter.

The reduction showed improvement on RTC when aq-mode=3 is on.
Add that (cyclic refresh enabled) to the condition.

Only affects 1 pass CBR.

Change-Id: I5d0843002d8e31d7c165098a62e7a71146b08664

--- a/vp9/encoder/vp9_picklpf.c

+++ b/vp9/encoder/vp9_picklpf.c

@@ -182,6 +182,7 @@

     int filt_guess = ROUND_POWER_OF_TWO(q * 20723 + 1015158, 18);

 #endif  // CONFIG_VP9_HIGHBITDEPTH

     if (cpi->oxcf.pass == 0 && cpi->oxcf.rc_mode == VPX_CBR &&

+        cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && cm->seg.enabled &&

         cpi->oxcf.content != VP9E_CONTENT_SCREEN && cm->frame_type != KEY_FRAME)

       filt_guess = 5 * filt_guess >> 3;