Updated README.md (#1513)

Co-authored-by: jackton1 <jackton1@users.noreply.github.com>

README.md

@@ -364,6 +364,8 @@ Support this project with a :star:
 |                 <a name="input_dir_names_include_files_separator"></a>[dir\_names\_include\_files\_separator](#input_dir_names_include_files_separator)                  | string |  false   |          `"\n"`           |                                                                                                       Separator used to split the <br>`dir_names_include_files` input                                                                                                        |
 |                                      <a name="input_dir_names_max_depth"></a>[dir\_names\_max\_depth](#input_dir_names_max_depth)                                       | string |  false   |                           |                                                                        Limit the directory output to <br>a maximum depth e.g `test/test1/test2` <br>with max depth of `2` <br>returns `test/test1`.                                                                          |
 |                                                  <a name="input_escape_json"></a>[escape\_json](#input_escape_json)                                                   | string |  false   |         `"true"`          |                                                                                                                             Escape JSON output.                                                                                                                              |
+|                            <a name="input_fail_on_initial_diff_error"></a>[fail\_on\_initial\_diff\_error](#input_fail_on_initial_diff_error)                            | string |  false   |         `"false"`         |                                                                                                                    Fail when the initial diff <br>fails.                                                                                                                     |
+|                         <a name="input_fail_on_submodule_diff_error"></a>[fail\_on\_submodule\_diff\_error](#input_fail_on_submodule_diff_error)                         | string |  false   |         `"false"`         |                                                                                                                   Fail when the submodule diff <br>fails.                                                                                                                    |
 |                <a name="input_fetch_additional_submodule_history"></a>[fetch\_additional\_submodule\_history](#input_fetch_additional_submodule_history)                | string |  false   |         `"false"`         |                                                                                                                   Fetch additional history for submodules.                                                                                                                   |
 |                                                  <a name="input_fetch_depth"></a>[fetch\_depth](#input_fetch_depth)                                                   | string |  false   |          `"50"`           |                                                                     Depth of additional branch history <br>fetched. **NOTE**: This can be <br>adjusted to resolve errors with <br>insufficient history.                                                                      |
 |                                                           <a name="input_files"></a>[files](#input_files)                                                            | string |  false   |                           |                                                File and directory patterns used <br>to detect changes (Defaults to the entire repo if unset) **NOTE:** <br>Multiline file/directory patterns should not <br>include quotes.                                                  |