Update language to comply with Android's inclusive language guidance

See https://source.android.com/setup/contribute/respectful-code for reference

BUG: 161896447
Test: Builds

Change-Id: Ibd4478168db82c5275748cb3b0b311e0ba27a6ad
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 5ba5ad8..44f26b0 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -3947,7 +3947,7 @@
             }
             mFocusedDisplayId = displayId;
 
-            // Sanity check
+            // Find new focused window and validate
             sp<InputWindowHandle> newFocusedWindowHandle =
                     getValueByKey(mFocusedWindowHandlesByDisplay, displayId);
             notifyFocusChangedLocked(oldFocusedWindowHandle, newFocusedWindowHandle);