Add types and sort import ordering (draw_raster.ts)

[kkokkojeong]

It is a simple PR to add types and sort import order, not a logic fix.

• Confirm your changes do not include backports from Mapbox projects (unless with compliant license) - if you are not sure about this, please ask!
• Briefly describe the changes in this PR.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.15%. Comparing base (8555091) to head (133f192).
Report is 6 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5036      +/-   ##
==========================================
- Coverage   89.25%   89.15%   -0.10%     
==========================================
  Files         269      269              
  Lines       38286    38289       +3     
  Branches     2347     2349       +2     
==========================================
- Hits        34172    34137      -35     
- Misses       3117     3153      +36     
- Partials      997      999       +2     

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[HarelM]

THANKS!!