Fix broken build for git_master/apps

Fix the error:
build/make/core/base_rules.mk:260: error: prebuilts/sdk/org.apache.http.legacy:
MODULE.TARGET.JAVA_LIBRARIES.org.apache.http.legacy already defined by external/apache-http.

Bug: b/70351683
Test: m clean && org.apache.http.legacy
Change-Id: Ife15ae559ea2874602019e0b8416a3c1fd1c3902
1 file changed