staticcheck: fix warnings in x/mongo/driver

Author: prestonvasquez

x/mongo/driver/operation_test.go

@@ -386,7 +386,8 @@ func TestOperation(t *testing.T) {
 		rpWithTags := bsoncore.BuildDocumentFromElements(nil,
 			bsoncore.AppendStringElement(nil, "mode", "secondaryPreferred"),
 			bsoncore.BuildArrayElement(nil, "tags",
-				bsoncore.Value{Type: bsoncore.TypeEmbeddedDocument,
+				bsoncore.Value{
+					Type: bsoncore.TypeEmbeddedDocument,
 					Data: bsoncore.BuildDocumentFromElements(nil,
 						bsoncore.AppendStringElement(nil, "disk", "ssd"),
 						bsoncore.AppendStringElement(nil, "use", "reporting"),
@@ -408,7 +409,8 @@ func TestOperation(t *testing.T) {
 		rpWithAllOptions := bsoncore.BuildDocumentFromElements(nil,
 			bsoncore.AppendStringElement(nil, "mode", "secondaryPreferred"),
 			bsoncore.BuildArrayElement(nil, "tags",
-				bsoncore.Value{Type: bsoncore.TypeEmbeddedDocument,
+				bsoncore.Value{
+					Type: bsoncore.TypeEmbeddedDocument,
 					Data: bsoncore.BuildDocumentFromElements(nil,
 						bsoncore.AppendStringElement(nil, "disk", "ssd"),
 						bsoncore.AppendStringElement(nil, "use", "reporting"),
@@ -695,7 +697,7 @@ func assertExhaustAllowedSet(t *testing.T, wm []byte, expected bool) {
 	if !ok {
 		t.Fatal("could not read wm header")
 	}
-	flags, wm, ok := wiremessage.ReadMsgFlags(wm)
+	flags, _, ok := wiremessage.ReadMsgFlags(wm)
 	if !ok {
 		t.Fatal("could not read wm flags")
 	}