avsync-lib: Remove build result from source folder [1/2]

PD#SWPL-150465

Problem:
Remove build result from git folder to build result folder

Solution:
add output folder from bb to Makefile,
1.set the make output files(.o, .so) to output folder
2.Move aml_version.h file to output folder
3.avoid change aml_version.h if content is the same as before
4.if not call version_config.sh, create a aml_version.h in Makefile

Verify:
local

Signed-off-by: guoping.li <guoping.li@amlogic.com>
Change-Id: I7628deeee838c57e3434beb54ab3bad5e0d42e07
3 files changed
tree: 7376d95593cd72b3ac3eaf4bd95c093468d7de9b
  1. src/
  2. avsync-lib.mk
  3. Config.in
  4. Makefile
  5. VERSION
  6. version_config.sh