meta-google: Enable patch fuzz to be error instead of warning

Change-Id: I71d6114928ae63c7a98deb723a25bb7e82e1bf13
Signed-off-by: Willy Tu <wltu@google.com>
diff --git a/meta-google/conf/distro/gbmc.conf b/meta-google/conf/distro/gbmc.conf
index 12a6d53..7b5ca3d 100644
--- a/meta-google/conf/distro/gbmc.conf
+++ b/meta-google/conf/distro/gbmc.conf
@@ -30,3 +30,6 @@
 FIT_HASH_ALG = "crc32"
 
 OBMC_ORG_YAML_SUBDIRS += " com/google"
+
+# Force the patches to not have any fuzz for gBMC
+ERROR_QA:append = " patch-fuzz"