Merge "Add GERAN to Docstring for PhysicalChannelConfig" am: 9aca73a930 am: 83da6cfd93 am: 1f5211ff51 am: 80893c86ce am: f5177056a6

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1879179

Change-Id: I0ddb4183070f89b8364b05400476e949eafb9d29