chore: fix build issue

Author: scottgerring

opentelemetry-otlp/tests/integration_test/Cargo.toml

@@ -25,6 +25,9 @@ opentelemetry-otlp = { path = "../../../opentelemetry-otlp", default-features =
 ctor = { workspace = true }
 uuid = { workspace = true, features = ["v4"] }
 
+[target.'cfg(unix)'.dev-dependencies]
+opentelemetry-appender-tracing = { path = "../../../opentelemetry-appender-tracing", default-features = false }
+
 [features]
 hyper-client = ["opentelemetry-otlp/hyper-client", "opentelemetry-otlp/http-proto", "opentelemetry-otlp/trace", "opentelemetry-otlp/logs", "opentelemetry-otlp/metrics", "internal-logs"]
 reqwest-client = ["opentelemetry-otlp/reqwest-client", "opentelemetry-otlp/http-proto", "opentelemetry-otlp/trace","opentelemetry-otlp/logs", "opentelemetry-otlp/metrics", "internal-logs"]