common/Makefile.am: reformat {AM_CPPFLAGS,AM_CFLAGS,LDADD}
common/Makefile.am: reformat {AM_CPPFLAGS,AM_CFLAGS,LDADD}

Change-Id: If475999cccc215b6792f276b9cc6c494a0c1ad81

osmocom/osmo-bts,osmocom/osmo-bts,osmocom/osmo-bts