Sort writing systems retrieved from import LDMLs

[imnasnainaec]

Resolves #2340

---

This change is 

[codecov-commenter]

Codecov Report

Patch coverage: 97.77% and project coverage change: +14.15 🎉

Comparison is base (c3fd42f) 46.97% compared to head (1928b6c) 61.13%.

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #2349       +/-   ##
===========================================
+ Coverage   46.97%   61.13%   +14.15%     
===========================================
  Files         195      240       +45     
  Lines        4002     8303     +4301     
  Branches      521      521               
===========================================
+ Hits         1880     5076     +3196     
- Misses       1742     2847     +1105     
  Partials      380      380               

Flag	Coverage Δ
backend	74.30% <97.77%> (?)
frontend	46.97% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
Backend/Controllers/LiftController.cs	54.18% <75.00%> (ø)
Backend/Helper/GrammaticalCategory.cs	100.00% <100.00%> (ø)
Backend/Helper/Language.cs	87.75% <100.00%> (ø)
Backend/Helper/LiftHelper.cs	86.66% <100.00%> (ø)
Backend/Models/Project.cs	98.68% <100.00%> (ø)
Backend/Services/LiftService.cs	93.71% <100.00%> (ø)

... and 39 files with indirect coverage changes

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.

[jasonleenaylor]

Reviewed 10 of 10 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @imnasnainaec)

---

Backend/Helper/Language.cs line 60 at r1 (raw file):

        public static int CompareWritingSystems(WritingSystem x, WritingSystem y)
        {
            var xTag = x.Bcp47;

So your language tag processing here is minimal, and looks correct and safe , but you should be aware of the IetfLanguageTag class in SIL.WritingSystems. It might be overkill here, but it could be useful. https://github.com/sillsdev/libpalaso/blob/master/SIL.WritingSystems/IetfLanguageTag.cs