meta-openpower: guard: srcrev bump dd856b9001..ad1b504b12

Ramesh Iyyar (8):
      libguard: Don't read a record if enough size is not available
      libguard: Fix, the guard file is not full, there is one empty slot
      libguard: Added type string value for the GARD_Sticky_deconfig
      libguard: Added a "isEphemeralType" interface
      libguard: Use "isEphemeralType" interface instead of custom check
      guard: Added helper function to print header and record
      guard: Added hidden option to display ephemeral records
      libguard: Return "unknown" with guard type instead of "nullopt"

Signed-off-by: Ramesh Iyyar <rameshi1@in.ibm.com>
Change-Id: I07773b42f41b578a5db1869fcebd2f1e824c436a
diff --git a/meta-openpower/recipes-bsp/guard/guard_git.bb b/meta-openpower/recipes-bsp/guard/guard_git.bb
index 9f29ab9..0577338 100644
--- a/meta-openpower/recipes-bsp/guard/guard_git.bb
+++ b/meta-openpower/recipes-bsp/guard/guard_git.bb
@@ -11,7 +11,7 @@
 S = "${WORKDIR}/git"
 
 SRC_URI = "git://git@github.com/open-power/guard;branch="main";protocol=https"
-SRCREV = "dd856b90015c7ef79685d8f32706a967bd411d97"
+SRCREV = "ad1b504b12c71b6f58988d919cb927d66bcbbae0"
 
 DEPENDS = "cli11"