Merge "Modify KEY_IMS_REASONINFO_MAPPING_STRING_ARRAY's description" am: e02ea9b779 am: a1a2c48887 am: 6b362f49a0

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1944708

Change-Id: I186abdf115791bb8a844e165175f247355438c4f