docs: maintainers: add missing 's' in https for the base lore link

The example and the git hook use HTTPS but the text for some
reason links to the non-SSL version.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20230713230510.1505201-1-kuba@kernel.org

Documentation/maintainer/configure-git.rst

@@ -33,7 +33,7 @@ rc file)::
 Creating commit links to lore.kernel.org
 ----------------------------------------
 
-The web site http://lore.kernel.org is meant as a grand archive of all mail
+The web site https://lore.kernel.org is meant as a grand archive of all mail
 list traffic concerning or influencing the kernel development. Storing archives
 of patches here is a recommended practice, and when a maintainer applies a
 patch to a subsystem tree, it is a good idea to provide a Link: tag with a