correct version number

hmac.release-info

@@ -6,4 +6,5 @@
 (release "3")
 (release "4")
 (release "5")
-(release "6")
+(release "6")
+(release "7")

hmac.setup

@@ -11,5 +11,5 @@
   ; Files to install for your extension:
   '("hmac.o" "hmac.so" "hmac.import.so")
   ; Assoc list with properties for your extension:
-  '((version 6)
+  '((version 7)
     (static "hmac.o"))) ;; for static linking