Fix OPcache warnings

conf/php-fpm.ini

@@ -1,7 +0,0 @@
-opcache.enable=1
-opcache.enable_cli=1
-opcache.interned_strings_buffer=8
-opcache.max_accelerated_files=10000
-opcache.memory_consumption=128
-opcache.save_comments=1
-opcache.revalidate_freq=1

scripts/upgrade

@@ -140,6 +140,10 @@ ynh_print_info "Upgrading php-fpm configuration..."
 # Create a dedicated php-fpm config
 ynh_add_fpm_config
 
+# Delete existing ini configuration file (backward compatibility)
+if [ -f /etc/php/7.0/fpm/conf.d/20-$app.ini ]; then
+	ynh_secure_remove /etc/php/7.0/fpm/conf.d/20-$app.ini
+fi
 #=================================================
 # UPGRADE DEPENDENCIES
 #=================================================