refactor: tweak default linter config

Author: salim-b

R/sysdata.rda

@@ -104,7 +104,6 @@ default_linters <- lintr::linters_with_defaults(
   regex_subset_linter              = lintr::regex_subset_linter(),
   rep_len_linter                   = lintr::rep_len_linter(),
   repeat_linter                    = lintr::repeat_linter(),
-  return_linter                    = lintr::return_linter(allow_implicit_else = FALSE),
   routine_registration_linter      = lintr::routine_registration_linter(),
   sample_int_linter                = lintr::sample_int_linter(),
   scalar_in_linter                 = lintr::scalar_in_linter(),