fix(icons): fix stethoscope guideline violations

[karsa-mistmere]

What is the purpose of this pull request?

• Bug fix

Before Submitting

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

[github-actions]

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 StethoscopeIcon = createLucideIcon('Stethoscope', [
  ["path",{"d":"M11 2v2"}],
  ["path",{"d":"M5 2v2"}],
  ["path",{"d":"M5 3H4a2 2 0 0 0-2 2v4a6 6 0 0 0 12 0V5a2 2 0 0 0-2-2h-1"}],
  ["path",{"d":"M8 15a6 6 0 0 0 12 0v-3"}],
  ["circle",{"cx":"20","cy":"10","r":"2"}]
])

[jguddas]

Fewer violations, and even better looks 🎉