3rdparty/fsp: Update submodule pointer to newest master

Newest master introduces the FSP for Tiger Lake client SKUs.

Change-Id: Id437faf72f1b8c5bc5310596bdab980e64614fa0
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48712
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/3rdparty/fsp b/3rdparty/fsp
index eb25f19..e7138bf 160000
--- a/3rdparty/fsp
+++ b/3rdparty/fsp
@@ -1 +1 @@
-Subproject commit eb25f19ef7fbe88fb207c6896a37a2035bba9bc5
+Subproject commit e7138bf11508b8b82350bd17fb611b67c0c64e6b