tlbmc: Use non-throwing filesystem APIs in fru_scanner_i2c

Google-Bug-Id:478925741
PiperOrigin-RevId: 993898506
Change-Id: Ie0410c9943ef44a22c241f96b6b35177c9eda5a1

gbmcweb

diff --git a/gbmcweb b/gbmcweb
index 1c5aab2..8c81d34 160000
--- a/gbmcweb
+++ b/gbmcweb
@@ -1 +1 @@
-Subproject commit 1c5aab2831272d0aeec09c2faa4c6a2a1be87f3f
+Subproject commit 8c81d344394745be1223cb4eb55d27d4112a0ba1