chore: increase log volume size (#401)

* chore: fix managed label and increase log volume size

* chore: revert label fix

* chore: set cache volume size to 20

Author: Maksym Bruner

api/turing/cluster/servicebuilder/fluentd.go

@@ -20,7 +20,7 @@ const (
 	fluentdMemRequest    = "1Gi"
 	fluentdPort          = 24224
 	cacheVolumeMountPath = "/cache/"
-	cacheVolumeSize      = "2Gi"
+	cacheVolumeSize      = "20Gi"
 
 	// defaultCPULimitRequestFactor is the default multiplication factor applied to the CPU request,
 	// to be set as the limit