fix: reject unknown response-* query parameters in GetObject and HeadObject

getobject and headobject silently ignored any response-* query parameter outside the six overridable headers. they now return 400 InvalidArgument naming the parameter and its value, like s3, and the rest tests skipped for this issue are enabled.

Fixes #2075

tests/test_rest_get_object.sh

@@ -119,9 +119,6 @@ source ./tests/setup.sh
 
 # tags: curl,GetObject,invalid-header,response-headers
 @test "REST - GetObject - response query - invalid response type" {
-  if [ "$DIRECT" != "true" ]; then
-    skip "https://github.com/versity/versitygw/issues/2075"
-  fi
   run setup_bucket_and_file_v3 "$BUCKET_ONE_NAME"
   assert_success
   read -r bucket_name file_name <<< "$output"