[$15] Add hash link to the dashboard topic dates

[maxceem]

Currently, all the dates of the comments are hash links to these comments so we can share a link to any comment:

We can add the same for the topics on the dashboard, so we could share links to the topics too:

[vikasrohit]

Good catch @maxceem

[maxceem]

We already have links for topics in the sidebar. So the same links we should add for topics dates:

Here is how we format links for topics: https://github.com/appirio-tech/connect-app/blob/dev/src/routes/notifications/constants/notifications.js#L18

[sumitdaga]

@maxceem please assign it to me?

[sumitdaga]

@maxceem PR at #3022