libbrillo-http was actually never used but it was being liked into
delta_generator anyway.
Bug: None
TEST=`lddtree delta_generator` doesn't show librillo-http.
Change-Id: I69ac66c87847d925b5798cf261c79466a3ff432a
$(HOST_LIBRARY_PATH)/libconscrypt_openjdk_jni$(HOST_SHLIB_SUFFIX) \
$(HOST_LIBRARY_PATH)/libbrillo$(HOST_SHLIB_SUFFIX) \
$(HOST_LIBRARY_PATH)/libbrillo-stream$(HOST_SHLIB_SUFFIX) \
- $(HOST_LIBRARY_PATH)/libbrillo-http$(HOST_SHLIB_SUFFIX) \
$(HOST_LIBRARY_PATH)/libchrome$(HOST_SHLIB_SUFFIX) \
$(HOST_LIBRARY_PATH)/libcurl-host$(HOST_SHLIB_SUFFIX) \
$(HOST_LIBRARY_PATH)/libevent-host$(HOST_SHLIB_SUFFIX) \