UPGRADING: move Opcache changes to the correct section (php#14482)

[ci skip]

Signed-off-by: Ayesh Karunaratne <ayesh@aye.sh>

Author: Ayesh

UPGRADING

@@ -86,6 +86,8 @@ PHP 8.4 UPGRADE NOTES
     JIT, set the opcache.jit config value accordingly.
   . The maximum value of the opcache.interned_strings_buffer setting on 64bit
     architectures is now 32767 (it was previously 4095).
+  . If JIT is enabled, PHP will now exit with a fatal error on startup in case
+    of JIT startup initialization issues.
 
 - PCRE:
   . The bundled pcre2lib has been updated to version 10.43.
@@ -527,10 +529,6 @@ PHP 8.4 UPGRADE NOTES
   . Added mb_ucfirst and mb_lcfirst functions.
     RFC: https://wiki.php.net/rfc/mb_ucfirst
 
-- Opcache:
-  . If JIT is enabled, PHP will now exit with a fatal error on startup in case
-    of JIT startup initialization issues.
-
 - PCNTL:
   . Added pcntl_setns allowing a process to be reassociated with a namespace in order
     to share resources with other processes within this context.