vpd-tool:Log invalid BIOS attribute value type

This commit adds log message in vpd-tool if any invalid BIOS attribute
value type is received from BIOS Config Manager.

Change-Id: I87499ef30d8e8f2a92b46ae1d366933bed4abd98
Signed-off-by: Souvik Roy <souvikroyofficial10@gmail.com>
diff --git a/vpd-tool/src/vpd_tool.cpp b/vpd-tool/src/vpd_tool.cpp
index 7108942..786af8c 100644
--- a/vpd-tool/src/vpd_tool.cpp
+++ b/vpd-tool/src/vpd_tool.cpp
@@ -1531,6 +1531,11 @@
                                               : l_disabledValue);
                 }
             }
+            else
+            {
+                std::cerr << "Invalid value received for attribute [" +
+                                 l_attributeName + "] from BIOS Config Manager";
+            }
         } // BIOS attribute loop end
     }
     return l_result;