phal: pdata: Bumped 6d25113..e277e50

In the patch bumped the pdata with below patches.

Ramesh Iyyar (2):
      docs: README and documents
      Revert "data: p10: Added attributes for SBE recovery"

Signed-off-by: Ramesh Iyyar <rameshi1@in.ibm.com>
diff --git a/openpower/package/pdata/Config.in b/openpower/package/pdata/Config.in
index 909d8ac..1a5f194 100644
--- a/openpower/package/pdata/Config.in
+++ b/openpower/package/pdata/Config.in
@@ -47,7 +47,7 @@
 
 config BR2_PDATA_VERSION
     string
-    default "6d251131ba9ea783ad15cac1f0508c8ca32c27c3" if BR2_PDATA_LATEST_VERSION
+    default "e277e50aa51effb3b4ad33a20c3f3a4fd784c6cc" if BR2_PDATA_LATEST_VERSION
     default BR2_PDATA_CUSTOM_VERSION_VALUE if BR2_PDATA_CUSTOM_VERSION
 
 endif