add subtitle/closed caption icons

[RuralAnemone]

add subtitle/closed caption icons

uses U+F015E, 󰅞 for .890, .cip, .sbv, .scc, smi, and good old .vtt

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~~TO~~DONE

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

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[RuralAnemone]

do you think 󰅞 or 󰶽 would be better? I'm honestly not sure which one fits more with the lsd theme...

[RuralAnemone]

this PR currently uses the first one

[RuralAnemone]

rerunning tests

[RuralAnemone]

I guess

[RuralAnemone]

weird idk

[zwpaper]

hi @RuralAnemone, sorry for the late reply, it's weird the CI keeps failing, I would look into it and make sure it's ok then merge the PR

[RuralAnemone]

it should be ok; I just added some more tuples to the icons array

I mean there might be a weird memory bug on windows or something but I doubt it

surely that isn't 2GB yet

[RuralAnemone]

how could I have forgotten srt