Merge pull request #1192 from akirataguchi115/patch-1

Update SPDX request URL

CONTRIBUTING.md

@@ -16,7 +16,7 @@ get. But first, please make sure you understand what
 
 Choosealicense.com is intended to demystify license choices, not present or catalog all of them. As such, only a small number are highlighted on the home page or <https://choosealicense.com/licenses>, and there are several requirements for a license to be [cataloged](https://choosealicense.com/appendix/) on the site:
 
-1. The license must have [an SPDX identifier](https://spdx.org/licenses/). If your license isn't registered with SPDX, please [request that it be added](https://spdx.org/spdx-license-list/request-new-license).
+1. The license must have [an SPDX identifier](https://spdx.org/licenses/). If your license isn't registered with SPDX, please [request that it be added](https://github.com/spdx/license-list-XML/blob/main/CONTRIBUTING.md).
 2. The license must be listed on one of the following approved lists of licenses:
    * [List of OSI approved licenses](https://opensource.org/licenses/alphabetical)
    * [GNU's list of free licenses](https://www.gnu.org/licenses/license-list.en.html) (*note: the license must be listed in one of the three "free" categories*)