Fix formatting of RUST_LOG documentation (#10053)

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## Summary

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## Test Plan

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crates/uv-static/src/env_vars.rs

@@ -516,6 +516,7 @@ impl EnvVars {
     /// any filter compatible with the `tracing_subscriber` crate.
     ///
     /// For example:
+    ///
     /// * `RUST_LOG=uv=debug` is the equivalent of adding `--verbose` to the command line
     /// * `RUST_LOG=trace` will enable trace-level logging.
     ///

docs/configuration/environment.md

@@ -496,6 +496,7 @@ If set, uv will use this value as the log level for its `--verbose` output. Acce
 any filter compatible with the `tracing_subscriber` crate.
 
 For example:
+
 * `RUST_LOG=uv=debug` is the equivalent of adding `--verbose` to the command line
 * `RUST_LOG=trace` will enable trace-level logging.