PACKAGES_DYNAMIC: use regexp not glob

PACKAGES_DYNAMIC: use regexp not glob

* bitbake uses PACKAGES_DYNAMIC as regexp
  ^ could make matching faster (and it will be more clear that we're expecting regexp not glob)
  * made all those last '-' optional, use .* (or nothing)

(From OE-Core rev: 2f3ebdfa5f42dae51063b043cc4b0fbe20b40064)

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>