stm32: Fix L0/1xx CPUTAPID setting and add new L1xx BSTAPIDs

Fix script parse error, when using JTAG, introduced in
commit 0187ced9ed2

Add several BS TAPIDs with comments about ST documentation.

Change-Id: I8d0370b244ccaf7ea0dbe1919bfad1915f7317d4
Signed-off-by: Juha Niskanen <juha.niskanen@haltian.com>
Reviewed-on: http://openocd.zylin.com/2376
Tested-by: jenkins
Reviewed-by: Rémi PRUD'HOMME <prudhomme.remi@gmail.com>
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>