v3.2.0

Changelog

• f54cae9 Add Sixel Output for Compatible Terminal.
• 2921c90 Add SixelDisable Flag.
• 8c537e8 Add go install instructions in README.md
• 2deefd5 Fix redundant bottom border on iTerm2
• 6554d5f Merge pull request #29 from lx200916/main
• 0a21e3e Update README.md [skip ci]
• 60a4db2 Update to v3.2.0