debug/gdb: rename patch directories

Missed renaming the patch directories after the version renames... :-(

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
(transplanted from e7266674d492f0c056c79dc45a53b665199ba93c)

reporter_name="Yann E. MORIN"

reporter_url="http://ymorin.is-a-geek.org/dokuwiki/projects/crosstool"

reporter_comment=""