Fix MotionEvent.axisToString returns wrong axis name.

Align native axes label look up with Java and NDK axes mapping.

Bug: 169986418
Test: atest MotionEventTest
Change-Id: Icea91024cea67d4b93da5374e56ab0e83c6c5abe
diff --git a/libs/input/InputEventLabels.cpp b/libs/input/InputEventLabels.cpp
index dee240c..c0aa2e2 100644
--- a/libs/input/InputEventLabels.cpp
+++ b/libs/input/InputEventLabels.cpp
@@ -348,6 +348,9 @@
     DEFINE_AXIS(SCROLL), \
     DEFINE_AXIS(RELATIVE_X), \
     DEFINE_AXIS(RELATIVE_Y), \
+    {"RESERVED_29", 29}, \
+    {"RESERVED_30", 30}, \
+    {"RESERVED_31", 31}, \
     DEFINE_AXIS(GENERIC_1), \
     DEFINE_AXIS(GENERIC_2), \
     DEFINE_AXIS(GENERIC_3), \