Remove opcache and bring back shmop and sodium extensions

In PHP 8.5, OPcache is now a required extension, automatically built into every PHP binary, and no longer optional.

-- https://wiki.php.net/rfc/make_opcache_required

Author: macbre

Dockerfile

@@ -38,10 +38,11 @@ RUN docker-php-ext-install \
 	bz2 \
 	calendar \
 	exif \
-	opcache \
 	pcntl \
+	shmop \
 	soap \
 	sockets \
+	sodium \
 	sysvsem \
 	sysvshm \
 	xsl