iwlwifi: remove useless enum values

Since the values of this enum are used only internally,
we can let the compiler number them.
Signed-off-by: NJohannes Berg <johannes.berg@intel.com>
Signed-off-by: NLuca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-drv.c

@@ -129,8 +129,8 @@ struct iwl_drv {
 };
 
 enum {
-	DVM_OP_MODE =	0,
-	MVM_OP_MODE =	1,
+	DVM_OP_MODE,
+	MVM_OP_MODE,
 };
 
 /* Protects the table contents, i.e. the ops pointer & drv list */