scripts/create-pull-request: update URLs to git repositories
Also remove the git.pokylinux.org URL, no longer used.
(From OE-Core rev: 47b88d143c2fc61ce0e03b7eb3a9dbcffadbf5b1)
Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>