feat: add reverse option

[exurd]

This PR adds an option to reverse the position where the emoji will be placed (to the end of each line).

Examples

Normal behaviour (brew info xz)

==> xz: stable 5.6.4 (bottled)
General-purpose data compression with high compression ratio
https://tukaani.org/xz/
Installed
/opt/homebrew/Cellar/xz/5.6.4 (96 files, 2.0MB) *
  Poured from bottle using the formulae.brew.sh API on 2025-01-31 at 11:14:34
From: https://github.com/Homebrew/homebrew-core/blob/HEAD/Formula/x/xz.rb
License: 0BSD AND GPL-2.0-or-later
==> Analytics
install: 276,076 (30 days), 753,478 (90 days), 3,557,894 (365 days)
install-on-request: 72,609 (30 days), 197,061 (90 days), 944,506 (365 days)
build-error: 99 (30 days)

With teemoji (brew info xz | teemoji):

🐍 ==> xz: stable 5.6.4 (bottled)
🔥 General-purpose data compression with high compression ratio
🔗 https://tukaani.org/xz/
✅ Installed
🚧 /opt/homebrew/Cellar/xz/5.6.4 (96 files, 2.0MB) *
✂️   Poured from bottle using the formulae.brew.sh API on 2025-01-31 at 11:14:34
🔗 From: https://github.com/Homebrew/homebrew-core/blob/HEAD/Formula/x/xz.rb
⏳ License: 0BSD AND GPL-2.0-or-later
🔄 ==> Analytics
📈 install: 275,977 (30 days), 753,445 (90 days), 3,557,781 (365 days)
📈 install-on-request: 72,571 (30 days), 197,058 (90 days), 944,466 (365 days)
🚧 build-error: 99 (30 days)

With reversed option enabled (brew info xz | teemoji -r):

==> xz: stable 5.6.4 (bottled) 🐍
General-purpose data compression with high compression ratio 🔥
https://tukaani.org/xz/ 🔗
Installed ✅
/opt/homebrew/Cellar/xz/5.6.4 (96 files, 2.0MB) * 🚧
  Poured from bottle using the formulae.brew.sh API on 2025-01-31 at 11:14:34 ✂️
From: https://github.com/Homebrew/homebrew-core/blob/HEAD/Formula/x/xz.rb 🔗
License: 0BSD AND GPL-2.0-or-later ⏳
==> Analytics 🔄
install: 275,977 (30 days), 753,445 (90 days), 3,557,781 (365 days) 📈
install-on-request: 72,571 (30 days), 197,058 (90 days), 944,466 (365 days) 📈
build-error: 99 (30 days) 🚧

Doing brew info xz | teemoji -r | teemoji allows emojis to be on both sides, though it relies on the first teemoji to finish printing:

🐍 ==> xz: stable 5.6.4 (bottled) 🐍
🔥 General-purpose data compression with high compression ratio 🔥
🔗 https://tukaani.org/xz/ 🔗
✅ Installed ✅
🚧 /opt/homebrew/Cellar/xz/5.6.4 (96 files, 2.0MB) * 🚧
✂️   Poured from bottle using the formulae.brew.sh API on 2025-01-31 at 11:14:34 ✂️
🔗 From: https://github.com/Homebrew/homebrew-core/blob/HEAD/Formula/x/xz.rb 🔗
⏳ License: 0BSD AND GPL-2.0-or-later ⏳
🔄 ==> Analytics 🔄
📈 install: 277,072 (30 days), 753,808 (90 days), 3,558,894 (365 days) 📈
📈 install-on-request: 73,035 (30 days), 197,164 (90 days), 944,950 (365 days) 📈
🚧 build-error: 99 (30 days) 🚧

[willswire]

Please add a test for the --reverse option and we'll get this merged!