Merge pull request #6 from GOMC-WSU/accepts_response_418

updated link checker to accept server response 418

Author: latessa

.github/workflows/linkchecker.yaml

@@ -25,7 +25,7 @@ jobs:
           pip3 install requests
       - name: amend linkcheckerrc to ignore 403 errors
         run: |
-            sed -i '/#ignoreerrors=/a ignoreerrors=^http* ^403 Forbidden' /home/runner/.local/lib/python3.10/site-packages/linkcheck/data/linkcheckerrc
+            sed -i '/#ignoreerrors=/a ignoreerrors=\n ^http* ^403 Forbidden\n ^http* ^418 Unknown Code' /home/runner/.local/lib/python3.10/site-packages/linkcheck/data/linkcheckerrc
       - name: run linkchecker
         run: |
           cd $GITHUB_WORKSPACE/