fix: add environment to event log card (#2912)

## About the changes
Some changes recorded in the event log apply only to one particular
environment. This is currently not visible in the event log card, but it
is present in the recorded event:

| Full event | Event card |
| --- | --- |
| ![Screenshot from 2023-01-17
14-22-55](https://user-images.githubusercontent.com/455064/212910227-77b5e81c-60fe-4891-bfad-e3358e5a0ba5.png)
|
![image](https://user-images.githubusercontent.com/455064/212910207-7cae700b-3f50-4035-9bcd-897de62d76d2.png)
|

This PR makes that information visible on the event card

frontend/src/component/events/EventCard/EventCard.tsx

@@ -113,6 +113,17 @@ const EventCard = ({ entry }: IEventCardProps) => {
                         </>
                     }
                 />
+                <ConditionallyRender
+                    condition={Boolean(entry.environment)}
+                    show={
+                        <>
+                            <StyledDefinitionTerm>
+                                Environment:
+                            </StyledDefinitionTerm>
+                            <dd>{entry.environment}</dd>
+                        </>
+                    }
+                />
             </dl>
             <ConditionallyRender
                 condition={entry.data || entry.preData}