chore: bump codetracer_trace_writer to 0.17.3

Update to the latest version which returns Box<dyn TraceWriter + Send>
from create_trace_writer.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: zah

gems/codetracer-ruby-recorder/ext/native_tracer/Cargo.lock

@@ -12,7 +12,7 @@ crate-type = ["cdylib"]
 [dependencies]
 rb-sys = "0.9"
 codetracer_trace_types = "0.16.3"
-codetracer_trace_writer = "0.17.1"
+codetracer_trace_writer = "0.17.3"
 
 [build-dependencies]
 rb-sys-env = "0.2"