Set dist_group: "android" for external/apache-http java_sdk_libraries

dist_group replaces owner and the default is going to change, set it
to the current default "android" for external/apache-http
java_sdk_libraries.

Bug: 186723288
Test: m checkbuild
Change-Id: I745a89015e20510bfbe63ae0930523f86bf96f1b
Merged-In: I745a89015e20510bfbe63ae0930523f86bf96f1b
(cherry picked from commit dfaf07afcd1b6e25f09b6a5169f2dbada4e1f20f)