jenkins.sh: use PARALLEL_MAKE to accelerate build speed

Change-Id: Idb75e028d52803e3f8685d42c584f8f96613ec3c
1 file changed
tree: f55fb23aaea2d351977ef556d4c0ab87bf7606f2
  1. ccid/
  2. contrib/
  3. sysmoOCTSIM/