App_process: Merge app_process and app_process__asan

Two birds with one stone: simplify the setup (including the modules
required in PRODUCT_PACKAGES) and work around a build system issue
wrt/ sanitized static libraries.

Bug: 33224213
Test: mmma frameworks/base/cmds/app_process && \
      mmma SANITIZE_TARGET=address SANITIZE_LITE=true \
      frameworks/base/cmds/app_process && \
      ls $OUT/system/bin/asanwrapper && \
      readelf -s $OUT/system/bin/app_process32 | grep asan && \
      readelf -s $OUT/system/bin/asan/app_process32 | grep asan && \

Change-Id: Ieff0ea9a2209cf74cf06f813087b55cb0bcc3896