adds header + fix test

Author: dexter0195

internal/manifests/collector/parser/exporter/exporter_test.go

@@ -1,3 +1,17 @@
+// Copyright The OpenTelemetry Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package exporter
 
 import (
@@ -25,7 +39,7 @@ func TestPorts(t *testing.T) {
 			want: []v1.ServicePort{
 				{
 					Name: "test-exporter",
-					Port: 9091,
+					Port: 9090,
 				},
 			},
 		},