linux-gbmc(5.15): SRCREV bump f3187ec37bcd..6391e73cb6c4

Tim Lee (1):
      mtd: core: add sync between read write and unbind device

Tested: Tested on each commit

Platforms-Affected: All platforms
Fusion-Link: fusion2 link in comment
Google-Bug-Id: 400873935
Change-Id: I3bf3529a44e145824ecdfbcdbcc2a0e4de1c4cb3
Signed-off-by: Munawar Hussain <munawarhussain@google.com>
diff --git a/recipes-kernel/linux/linux-gbmc_5.15.bb b/recipes-kernel/linux/linux-gbmc_5.15.bb
index 3a7174c..17c8c86 100644
--- a/recipes-kernel/linux/linux-gbmc_5.15.bb
+++ b/recipes-kernel/linux/linux-gbmc_5.15.bb
@@ -2,7 +2,7 @@
 
 KBRANCH = "gbmc-5.15"
 LINUX_VERSION = "5.15.167"
-SRCREV = "f3187ec37bcdcfc525574dbe01d129424c9c962e"
+SRCREV = "6391e73cb6c4d5d32390c7a90d062bdad8409809"
 PV = "${LINUX_VERSION}+git${SRCPV}"
 LIC_FILES_CHKSUM = "file://COPYING;md5=6bc538ed5bd9a7fc9398086aedcd7e46"