Fixed typo in new new constant name.

h/Castor_limits.h

@@ -55,7 +55,7 @@
 #define	CA_MAXVIDLEN       6	/* maximum length for a VID */
 #define	CA_MAXVSNLEN       6	/* maximum length for a VSN */
 #define CA_MAXCKSUMNAMELEN 15    /* maximum length for a checksum algorithm name */
-#define CA_MAXDNPROTNAMELEN 15    /* maximum length for Disk Mover protocol name */
+#define CA_MAXDMPROTNAMELEN 15    /* maximum length for Disk Mover protocol name */
 
 /* Max allowed uid/gif */
 #define CA_MAXUID    0x7FFFFFFF /* Maximum uid */