Resolve KASM-4489 "Feature/ watermark time"

unix/kasmvnc_defaults.yaml

@@ -92,6 +92,11 @@ data_loss_prevention:
     # location: 10,10
     # tint: 255,20,20,128
     # repeat_spacing: 10
+    text:
+      template: "${USER} %H:%M"
+      font: auto
+      font_size: 48
+      timezone_name: Australia/Adelaide
   logging:
     # "verbose" SETTING LOGS YOUR PRIVATE INFORMATION. Keypresses and clipboard content
     level: off