drop old constant with bad name, kept until now for BC

Author: remicollet

ext/zip/php_zip.c

@@ -3194,7 +3194,6 @@ static PHP_MINIT_FUNCTION(zip)
 	REGISTER_ZIP_CLASS_CONST_LONG("OPSYS_OS_2",				ZIP_OPSYS_OS_2);
 	REGISTER_ZIP_CLASS_CONST_LONG("OPSYS_MACINTOSH",		ZIP_OPSYS_MACINTOSH);
 	REGISTER_ZIP_CLASS_CONST_LONG("OPSYS_Z_SYSTEM",			ZIP_OPSYS_Z_SYSTEM);
-	REGISTER_ZIP_CLASS_CONST_LONG("OPSYS_Z_CPM",			ZIP_OPSYS_CPM);  /* typo kept for BC */
 	REGISTER_ZIP_CLASS_CONST_LONG("OPSYS_CPM",				ZIP_OPSYS_CPM);
 	REGISTER_ZIP_CLASS_CONST_LONG("OPSYS_WINDOWS_NTFS",		ZIP_OPSYS_WINDOWS_NTFS);
 	REGISTER_ZIP_CLASS_CONST_LONG("OPSYS_MVS",				ZIP_OPSYS_MVS);