add and improve icons

[TruncatedDinoSour]

• add icons for files for the ash shell
• add static resources directory icons
• add android directory icons
• add bash history icon
• add packaging icons
• add cache icons
• improve the icon for idlerc
• add java icon
• add magic files icon
• add development icons ( like tests directory )
• add pdb password database icon

---

TODO

• [x] Use cargo fmt
• [x] Add necessary tests
• [x] Update default config/theme in README (if applicable)
• [x] Update man page at lsd/doc/lsd.md (if applicable)

[codecov-commenter]

Codecov Report

Merging #942 (21e8983) into master (36c8f26) will not change coverage. The diff coverage is n/a.

:exclamation: Your organization needs to install the Codecov GitHub app to enable full functionality.

@@           Coverage Diff           @@
##           master     #942   +/-   ##
=======================================
  Coverage   85.74%   85.74%           
=======================================
  Files          51       51           
  Lines        5001     5001           
=======================================
  Hits         4288     4288           
  Misses        713      713           

Files	Coverage Δ
src/theme/icon.rs	100.00% <ø> (ø)

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[muniu-bot[bot]]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: TruncatedDinosour

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Needs approval from an approver in each of these files: - **[OWNERS](https://github.com/lsd-rs/lsd/blob/master/OWNERS)** Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[zwpaper]

the others lgtm, thanks @TruncatedDinosour

[TruncatedDinoSour]

@zwpaper deduped it