chore(deps): update guacamole/guacamole docker tag to v1.5.5

This MR contains the following updates:

Package	Type	Update	Change
guacamole/guacamole	Kustomization	patch	1.5.4 -> 1.5.5

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k8s-235/apps/guacamole/overlays/prod/kustomization.yaml

@@ -13,6 +13,6 @@ generators:
 
 images:
 - name: guacamole/guacamole
-  newTag: "1.5.4"
+  newTag: "1.5.5"
 - name: guacamole/guacd
   newTag: "1.5.4"
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