3rdparty/libhwbase: Update to latest ToT

This update adds a commit to fix building libgfxinit with gcc 11

Change-Id: I5c0e3823ab7219667f9430bce74e4f2fba0c0c3a
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55497
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

3rdparty/libhwbase

@@ -1 +1 @@
-Subproject commit a3edc6ef32d09c566b7ea3555bc753458ec63039
+Subproject commit fc2102f560f25e0f2e5be91ec36646dcb69e6e1b