Release v0.9.4

What's Changed

• fix: do not update yaml association until user sets file pattern by @Mastersam07 in #74
• feat: tree view test explorer by @Mastersam07 in #76
• fix: show files that matches configured file patterns in tree view by @Mastersam07 in #75
• release candidate 0.9.4 by @Mastersam07 in #78

Full Changelog: v0.9.3...v0.9.4