SPM: Update firmware framework version

Update firmware framework version to 1.1.

Change-Id: I0bedf52478eb63a2394c00ca0517af4b213b1078
Signed-off-by: Mingyang Sun <mingyang.sun@arm.com>
diff --git a/interface/include/psa/client.h b/interface/include/psa/client.h
index 6df761a..8fd2d13 100644
--- a/interface/include/psa/client.h
+++ b/interface/include/psa/client.h
@@ -21,9 +21,10 @@
 
 /**
  * The version of the PSA Framework API that is being used to build the calling
- * firmware.
+ * firmware. Only part of features of FF-M v1.1 have been implemented. FF-M v1.1
+ * is compatible with v1.0.
  */
-#define PSA_FRAMEWORK_VERSION       (0x0100u)
+#define PSA_FRAMEWORK_VERSION       (0x0101u)
 
 /**
  * Return value from psa_version() if the requested RoT Service is not present