Revert incorrect PHP-7.4 version constants

Author: iluuu1994

main/php_version.h

@@ -1,8 +1,8 @@
 /* automatically generated by configure */
 /* edit configure.ac to change version number */
-#define PHP_MAJOR_VERSION 8
-#define PHP_MINOR_VERSION 2
-#define PHP_RELEASE_VERSION 0
+#define PHP_MAJOR_VERSION 7
+#define PHP_MINOR_VERSION 4
+#define PHP_RELEASE_VERSION 31
 #define PHP_EXTRA_VERSION "-dev"
-#define PHP_VERSION "8.2.0-dev"
-#define PHP_VERSION_ID 80200
+#define PHP_VERSION "7.4.31-dev"
+#define PHP_VERSION_ID 70431