fix

Author: zeitlinger

instrumentation-api/src/test/java/io/opentelemetry/instrumentation/api/instrumenter/InstrumenterTest.java

@@ -85,7 +85,7 @@ public void onEnd(
         AttributesBuilder attributes,
         Context context,
         Map<String, String> request,
-        Map<String, String> response,
+        @Nullable Map<String, String> response,
         @Nullable Throwable error) {
       attributes.put("resp1", response.get("resp1"));
       attributes.put("resp2", response.get("resp2"));
@@ -107,7 +107,7 @@ public void onEnd(
         AttributesBuilder attributes,
         Context context,
         Map<String, String> request,
-        Map<String, String> response,
+        @Nullable Map<String, String> response,
         @Nullable Throwable error) {
       attributes.put("resp3", response.get("resp3"));
       attributes.put("resp2", response.get("resp2_2"));

instrumentation-api/src/test/java/io/opentelemetry/instrumentation/api/internal/InstrumentationCustomizerTest.java

@@ -336,7 +336,7 @@ public void onEnd(
         AttributesBuilder attributes,
         Context context,
         Map<String, String> request,
-        Map<String, String> response,
+        @Nullable Map<String, String> response,
         @Nullable Throwable error) {
       attributes.put("resp1", response.get("resp1"));
       attributes.put("resp2", response.get("resp2"));
@@ -358,7 +358,7 @@ public void onEnd(
         AttributesBuilder attributes,
         Context context,
         Map<String, String> request,
-        Map<String, String> response,
+        @Nullable Map<String, String> response,
         @Nullable Throwable error) {
       attributes.put("resp3", response.get("resp3"));
       attributes.put("resp2", response.get("resp2_2"));