Update activities.md

removed redundant activities in 'other activities'

removed activities outside delft in 'other activities'

content/schedule/activities.md

@@ -63,11 +63,7 @@ Take matters into your own hands and embark on an adventure in Delft! You are fr
    - [TU Delft Hortus Botanicus](https://maps.app.goo.gl/ww5hBAZdbBbtsTx1A)
    - [Film House Lumen](https://maps.app.goo.gl/LQAk2A5bHA9TmqvKA)
    - [Handicraft Museum Mensert](https://maps.app.goo.gl/hWhi582puS8a5jbPA)
-   - [Museum Prinsenhof Delft](https://maps.app.goo.gl/UqdMJwhu3m2LGUZi8)
-   - [Vermeer Museum Delft](https://maps.app.goo.gl/bPupQDNjTC5ipLqZ7)
    - [Snooker, pool and darts cafe Peperstraat](https://maps.app.goo.gl/vqxu3WX9tRCVp3DK8)
-   - [Rotterdam - Self-guided walking tour](https://www.gpsmycity.com/tours/rotterdam-introduction-walking-tour-1129.html)
-   - [The Hague - Self-guided walking tour](https://denhaag.com/en/walking/winter-stroll)
    - [Delft - Self-guided walking tour](https://www.delft.com/routes)
    - [Delft - Go hunting for geocaches!](https://www.geocaching.com/play/mobile)