test: fix typo in test description

spec/services/bulk_upload/lettings/year2023/row_parser_spec.rb

@@ -241,7 +241,7 @@ RSpec.describe BulkUpload::Lettings::Year2023::RowParser do
         context "for non-setup questions" do
           let(:attributes) { { bulk_upload:, field_1: "", field_18: "", field_19: "", field_21: "" } }
 
-          it "fetches the question's check_answer_label if it exists, otherwise it get's the question's header" do
+          it "fetches the question's check_answer_label if it exists, otherwise it gets the question's header" do
             parser.valid?
             expect(parser.errors[:field_19]).to eql(["You must answer q12 - address"])
             expect(parser.errors[:field_21]).to eql(["You must answer town or city"])