Nit fix to LogProcessor tests (open-telemetry#2467)

Author: cijothomas

tests/logs.rs

@@ -94,7 +94,7 @@ mod logtests {
 
         tokio::time::sleep(Duration::from_secs(10)).await;
 
-        assert_logs_results(test_utils::LOGS_FILE, "expected/logs.json");
+        assert_logs_results(test_utils::LOGS_FILE, "expected/logs.json")?;
 
         Ok(())
     }
@@ -122,7 +122,7 @@ mod logtests {
         }
         let _ = logger_provider.shutdown();
         // tokio::time::sleep(Duration::from_secs(10)).await;
-        assert_logs_results(test_utils::LOGS_FILE, "expected/logs.json");
+        assert_logs_results(test_utils::LOGS_FILE, "expected/logs.json")?;
 
         Ok(())
     }

tests/traces.rs

@@ -13,7 +13,7 @@ use anyhow::Result;
 use ctor::dtor;
 use integration_test_runner::test_utils;
 use opentelemetry_proto::tonic::trace::v1::TracesData;
-use opentelemetry_sdk::{runtime, trace as sdktrace, Resource};
+use opentelemetry_sdk::{trace as sdktrace, Resource};
 use std::fs::File;
 use std::io::Write;
 use std::os::unix::fs::MetadataExt;