[FIX] Annotator - Change epsilon step and limits

[PrimozGodec]

Issue

Fixes https://github.com/biolab/orange3-text/issues/1000

Description of changes

Sets limits and step to be the same as in the DBSCAN widget.

Includes

• [X] Code changes
• [ ] Tests
• [ ] Documentation

[codecov-commenter]

Codecov Report

Merging #1009 (b5f24e5) into master (b225ac7) will increase coverage by 0.01%. The diff coverage is 100.00%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1009 +/- ## ========================================== + Coverage 82.21% 82.23% +0.01% ========================================== Files 93 93 Lines 12286 12286 Branches 1664 1664 ========================================== + Hits 10101 10103 +2 + Misses 1873 1872 -1 + Partials 312 311 -1 ```