chore: checkpoint before Python removal

vendor/tracing-core/target/package/tmp-registry/index/tr/ac/tracing-core

@@ -0,0 +1 @@
+{"name":"tracing-core","vers":"0.1.36","deps":[{"name":"once_cell","req":"^1.13.0","features":[],"optional":true,"default_features":true,"target":null,"kind":"normal","registry":"https://github.com/rust-lang/crates.io-index","package":null,"public":null,"artifact":null,"bindep_target":null,"lib":false},{"name":"valuable","req":"^0.1.0","features":[],"optional":true,"default_features":false,"target":"cfg(tracing_unstable)","kind":"normal","registry":"https://github.com/rust-lang/crates.io-index","package":null,"public":null,"artifact":null,"bindep_target":null,"lib":false}],"features":{"default":["std","valuable?/std"],"std":["once_cell"]},"features2":null,"cksum":"3a7a8104f9a6f588f7a2549b3a3651a8b17ee16737501c7ec7e3c085abfd8106","yanked":null,"links":null,"rust_version":null,"v":2}