fix(icons): arcified `guitar` icon

[jguddas]

What is the purpose of this pull request?

• [x] Other: Icon update

Description

Arcified icon.

Before Submitting

• [x] I've read the Contribution Guidelines.
• [x] I've checked if there was an existing PR that solves the same issue.

[github-actions[bot]]

Added or changed icons

Preview cohesion

Preview stroke widths

DPI Preview (24px)

Icon X-rays

Icons as code

Works for: lucide-react, lucide-react-native, lucide-preact, lucide-vue-next

const GuitarIcon = createLucideIcon('Guitar', [
  ["path",{"d":"m11.9 12.1 4.514-4.514"}],
  ["path",{"d":"M20.1 2.3a1 1 0 0 0-1.4 0l-1.114 1.114A2 2 0 0 0 17 4.828v1.344a2 2 0 0 1-.586 1.414A2 2 0 0 1 17.828 7h1.344a2 2 0 0 0 1.414-.586L21.7 5.3a1 1 0 0 0 0-1.4z"}],
  ["path",{"d":"m6 16 2 2"}],
  ["path",{"d":"M8.2 9.9C8.7 8.8 9.8 8 11 8c2.8 0 5 2.2 5 5 0 1.2-.8 2.3-1.9 2.8l-.9.4A2 2 0 0 0 12 18a4 4 0 0 1-4 4c-3.3 0-6-2.7-6-6a4 4 0 0 1 4-4 2 2 0 0 0 1.8-1.2z"}],
  ["circle",{"cx":"11.5","cy":"12.5","r":".5"}]
])