fix(icons): changed backpack icon

[jguddas]

What is the purpose of this pull request?

• Other: Icon update

Description

Closed gaps.

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 BackpackIcon = createLucideIcon('Backpack', [
  ["path",{"d":"M4 10a4 4 0 0 1 4-4h8a4 4 0 0 1 4 4v10a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2z"}],
  ["path",{"d":"M8 10h8"}],
  ["path",{"d":"M8 18h8"}],
  ["path",{"d":"M8 22v-6a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v6"}],
  ["path",{"d":"M9 6V4a2 2 0 0 1 2-2h2a2 2 0 0 1 2 2v2"}]
])