Fix/tidy styling in spamfilter table

[TehPeGaSuS]

Describe the bug If the spamfilter mask is too big other columns get out of screen.

To Reproduce Steps to reproduce the behavior:

1. Go to Spamfilter
2. Add a long spamfilter mask
3. Watch the issue happening

Screenshots

NOTE: the long spamfilters were hidden for security reasons.