patch 8.2.3660: overflow check uses wrong number

Problem:    Overflow check uses wrong number.
Solution:   Divide by ten.

Author: brammool

src/normal.c

@@ -630,7 +630,7 @@ normal_cmd(
 		del_from_showcmd(4);	// delete the digit and ~@%
 #endif
 	    }
-	    else if (ca.count0 >= 999999999L)
+	    else if (ca.count0 > 99999999L)
 	    {
 		ca.count0 = 999999999L;
 	    }

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3660,
 /**/
     3659,
 /**/