Rename CommandDataElement to CommandDataIB (#10695)

* Rename CommandDataElement to CommandDataIB

* run codegen
diff --git a/src/app/BUILD.gn b/src/app/BUILD.gn
index 623f7be..5fa15d4 100644
--- a/src/app/BUILD.gn
+++ b/src/app/BUILD.gn
@@ -57,8 +57,8 @@
     "MessageDef/AttributeStatusList.h",
     "MessageDef/Builder.cpp",
     "MessageDef/Builder.h",
-    "MessageDef/CommandDataElement.cpp",
-    "MessageDef/CommandDataElement.h",
+    "MessageDef/CommandDataIB.cpp",
+    "MessageDef/CommandDataIB.h",
     "MessageDef/CommandList.cpp",
     "MessageDef/CommandList.h",
     "MessageDef/CommandPathIB.cpp",