Review fixes for aws-sdk-2.2:library (open-telemetry#17913)

Co-authored-by: otelbot <197425009+otelbot@users.noreply.github.com>

Author: otelbot[bot]

instrumentation/aws-sdk/aws-sdk-2.2/library/src/test/java/io/opentelemetry/instrumentation/awssdk/v2_2/Aws2SqsSuppressReceiveSpansTest.java

@@ -13,8 +13,7 @@
 import software.amazon.awssdk.services.sqs.SqsAsyncClient;
 import software.amazon.awssdk.services.sqs.SqsClient;
 
-public abstract class Aws2SqsSuppressReceiveSpansTest
-    extends AbstractAws2SqsSuppressReceiveSpansTest {
+abstract class Aws2SqsSuppressReceiveSpansTest extends AbstractAws2SqsSuppressReceiveSpansTest {
   protected AwsSdkTelemetry telemetry;
 
   @RegisterExtension

instrumentation/aws-sdk/aws-sdk-2.2/library/src/testLambda/java/io/opentelemetry/instrumentation/awssdk/v2_2/internal/Aws2LambdaTest.java

@@ -63,7 +63,7 @@ void noExistingClientContext() {
 
     String newClientContext = newRequest.clientContext();
     newClientContext = new String(Base64.getDecoder().decode(newClientContext), UTF_8);
-    assertThat(newClientContext.contains("traceparent")).isTrue();
+    assertThat(newClientContext).contains("traceparent");
   }
 
   @Test
@@ -78,9 +78,9 @@ void withExistingClientContext() {
 
     String newClientContext = newRequest.clientContext();
     newClientContext = new String(Base64.getDecoder().decode(newClientContext), UTF_8);
-    assertThat(newClientContext.contains("traceparent")).isTrue();
-    assertThat(newClientContext.contains("preExisting")).isTrue();
-    assertThat(newClientContext.contains("otherStuff")).isTrue();
+    assertThat(newClientContext).contains("traceparent");
+    assertThat(newClientContext).contains("preExisting");
+    assertThat(newClientContext).contains("otherStuff");
   }
 
   @Test
@@ -98,7 +98,7 @@ void exceedingMaximumLengthDoesNotModify() {
     }
 
     InvokeRequest request = InvokeRequest.builder().clientContext(long64edClientContext).build();
-    assertThat(request.clientContext().equals(long64edClientContext)).isTrue();
+    assertThat(request.clientContext()).isEqualTo(long64edClientContext);
 
     InvokeRequest newRequest =
         (InvokeRequest) LambdaImpl.modifyOrAddCustomContextHeader(request, context);