Update package.json for VSIX building

Dependencies

• [2] 3N3RS66T Create pijul output channel and configure activation events
• [3] F2CO6Z7E Add LICENSE file
• [4] NCBEWRYE Initialize Repository

Change contents

• replacement in package.json at line 3
  [2.1222]→[4.108218:108250](∅→∅),[4.108218]→[4.108218:108250](∅→∅)
  − "displayName": "pijul-vscode",
  [2.1222]

  [4.108250]
  + "displayName": "Pijul for VS Code",
• edit in package.json at line 7
  [3.36]

  [4.108346]
  + "publisher": "garett-cooper",