v16.3.0-canary.75

Misc Changes

• [cd] Replace the release package with our own GitHub release creation: #95352
• [test] Enable deploy tests for the Instant Navigation Testing API suite: #95236
• Await reused in-flight prefetch entries under Instant Navigation lock: #95301
• [test] Park the blocking-fallback segment on a withheld param: #95300
• Make instant() resilient to a leaked navigation-testing cookie: #95375
• [ci] Avoid running full CI mid-stack for GH-native stacks, same as we do for Graphite: #95218
• Remove 'silence this warning' from instant validation fix output: #95187
• fix(turbopack): allow #/ prefixed subpath import specifiers: #94461

Credits

Huge thanks to @eps1lon, @unstubbable, @bgw, @aurorascharff, and @sleitor for helping!