Revert "Update version number to 8.0"

This reverts commit 3179f25.

Signed-off-by: Ping Xie <[email protected]>

Author: PingXie

src/version.h

@@ -4,8 +4,8 @@
  * similar. */
 #define SERVER_NAME "valkey"
 #define SERVER_TITLE "Valkey"
-#define VALKEY_VERSION "8.0.0"
-#define VALKEY_VERSION_NUM 0x00080000
+#define VALKEY_VERSION "7.9.240"
+#define VALKEY_VERSION_NUM 0x000709f0
 
 /* Redis OSS compatibility version, should never
  * exceed 7.2.x. */