Rename DisplayMode::refreshRate to peakRefreshRate

Peak refresh rate is a more clear name

Bug: 301462354
Test: builds, boots
Test: dumpsys display
Change-Id: I2f7f98859ae2a1d9191b1e377921eb7a04e784bf
diff --git a/services/surfaceflinger/tests/LayerTransactionTest.h b/services/surfaceflinger/tests/LayerTransactionTest.h
index 2bdb8a4..9269e7c 100644
--- a/services/surfaceflinger/tests/LayerTransactionTest.h
+++ b/services/surfaceflinger/tests/LayerTransactionTest.h
@@ -299,7 +299,7 @@
         // After a new buffer is queued, SurfaceFlinger is notified and will
         // latch the new buffer on next vsync.  Let's heuristically wait for 3
         // vsyncs.
-        mBufferPostDelay = static_cast<int32_t>(1e6 / mode.refreshRate) * 3;
+        mBufferPostDelay = static_cast<int32_t>(1e6 / mode.peakRefreshRate) * 3;
 
         mBlackBgSurface =
                 createSurface(mClient, "BaseSurface", 0 /* buffer width */, 0 /* buffer height */,