clarification of suggestion settings

[orangesunny]

this clarification is based on the suggestion from @pierotofy. Thanks!

Proposed changes

Checklist

• I have added documentation to describe my feature.
• I have squashed my commits into logic units.
• I have described the changes in the commit messages.

Other information

[codecov]

Codecov Report

Merging #5072 (f84e6bf) into master (f926398) will increase coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #5072      +/-   ##
==========================================
+ Coverage   91.83%   91.85%   +0.02%     
==========================================
  Files         563      563              
  Lines       43388    43388              
  Branches     4637     4637              
==========================================
+ Hits        39844    39855      +11     
- Misses       2361     2364       +3     
+ Partials     1183     1169      -14     

Impacted Files	Coverage Δ
weblate/trans/models/component.py	82.02% <ø> (ø)
...eblate/trans/migrations/0103_update_source_unit.py	40.00% <0.00%> (-30.00%)	⬇️
...te/glossary/migrations/0005_set_source_language.py	70.00% <0.00%> (-30.00%)	⬇️
...late/trans/migrations/0098_move_source_language.py	77.77% <0.00%> (-22.23%)	⬇️
weblate/addons/autotranslate.py	92.00% <0.00%> (-8.00%)	⬇️
weblate/auth/utils.py	90.47% <0.00%> (-4.77%)	⬇️
weblate/lang/models.py	91.71% <0.00%> (-1.88%)	⬇️
weblate/trans/tests/test_models.py	99.66% <0.00%> (+0.33%)	⬆️
weblate/trans/tasks.py	77.21% <0.00%> (+0.42%)	⬆️
weblate/machinery/tests.py	99.31% <0.00%> (+0.45%)	⬆️
... and 14 more

[nijel]

Merged, thanks for your contribution!