docs: update redirects for GMS and GCM reference docs
docs: update redirects for GMS and GCM reference docs

b/29003935

Change-Id: I5ad833276dbbfc21a3c5e55a4b2e37d6b3a40dda

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base