phal: ekb and pdata version bump

In this patch update below repos.

pdata: c29804...aa9a22
    - Updated fsi anf pib targets index property value

ekb: Updated till hw080420a.opmst10 (a99172...820aec)
    - To get latest ekb version

Signed-off-by: Ramesh Iyyar <rameshi1@in.ibm.com>
diff --git a/openpower/package/pdata/Config.in b/openpower/package/pdata/Config.in
index a648f1e..8ec86c4 100644
--- a/openpower/package/pdata/Config.in
+++ b/openpower/package/pdata/Config.in
@@ -32,7 +32,7 @@
 
 config BR2_PDATA_VERSION
     string
-    default "c2980471efadc5ea4ae3976826912da22a96e4d3" if BR2_PDATA_LATEST_VERSION
+    default "aa9a22edcdb824c6ed4991fb3abb8b2892a68aee" if BR2_PDATA_LATEST_VERSION
     default BR2_PDATA_CUSTOM_VERSION_VALUE if BR2_PDATA_CUSTOM_VERSION
 
 endif