v2.6.1

What's Changed

• [publisher] F: Preserve artifact path after clone by @ppenna in #112
• [zutils] F: Advance fixture to v0.15.2 by @ppenna in #113
• [updater] F: Confine SDK contracts to clones by @ppenna in #114
• [zutils] E: Advance fixture to v0.15.3 by @ppenna in #115
• [release] F: Preserve immutable SDK releases by @ppenna in #116

Full Changelog: v2.6.0...v2.6.1