Remove and update TODOs in OSCALLinkUtils

Removes the first TODO that appears to have been closed by
usnistgov/oscal-content#59. Updates the
remaining TODO with the appropriate GitHub issue.

src/components/oscal-utils/OSCALLinkUtils.js

@@ -1,8 +1,7 @@
 import getUriFromBackMatterByHref from "./OSCALBackMatterUtils";
 
 export function fixJsonUrls(absoluteUrl) {
-  // TODO this is incorrect in the profile (https://github.com/usnistgov/oscal-content/issues/59, https://easydynamics.atlassian.net/browse/EGRC-266)
-  // TODO this workaround must be improved in https://easydynamics.atlassian.net/browse/EGRC-296
+  // TODO this workaround must be improved in (https://github.com/EasyDynamics/oscal-react-library/issues/158)
   if (!absoluteUrl.endsWith(".xml")) {
     return absoluteUrl;
   }