Merge branch 'chore/php84-support' of https://github.com/LaravelFreelancerNL/arangodb-php-client into 34-add-getcurrentconnections-to-monitoring-manager

# Conflicts:
#	src/Monitor/MonitorManager.php

Author: LaravelFreelancerNL

docs/monitor-manager.md

@@ -10,4 +10,12 @@ Get Prometheus metrics of the server
 
 ```
 $arangoClient->monitor()->getMetrics();
-```
+```
+
+
+### getCurrentConnections(): int
+Get the total number of active connections (HTTP/1.1 & HTTP/2 combined)
+
+```
+$arangoClient->monitor()->getCurrentConnections();
+```

src/Monitor/MonitorManager.php

@@ -24,4 +24,4 @@ public function getCurrentConnections(): int
 
         return $metrics->arangodb_http1_connections_total->value + $metrics->arangodb_http2_connections_total->value;
     }
-}
+}