Update lychee config (#760)

* Remove unused lychee arg
* Don't do link checks for LinkedIn Profiles / threw to many '999 Unknown' Status

Author: spier

.github/workflows/link-checker-prs.yml

@@ -39,7 +39,7 @@ jobs:
         name: Link Checker
         uses: lycheeverse/lychee-action@v2
         with:
-          args: --verbose --no-progress --exclude-mail --cache --max-cache-age 1d $MARKDOWN_FILES
+          args: --verbose --no-progress --cache --max-cache-age 1d $MARKDOWN_FILES
           fail: true
           jobSummary: true
         env:

.github/workflows/link-checker.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Link Checker
         uses: lycheeverse/lychee-action@v2
         with:
-          args: --verbose --no-progress --exclude-mail --cache --max-cache-age 1d README.md patterns/ book/ translation/
+          args: --verbose --no-progress --cache --max-cache-age 1d README.md patterns/ book/ translation/
           fail: true
           jobSummary: true
         env:

.lycheeignore

@@ -10,6 +10,6 @@ https://ulir.ul.ie/bitstream/handle/10344/4443/Stol_2014_inner.pdf
 .*@andrew.clegg.*
 https://m.dotdev.co/how-to-write-a-readme-that-rocks-bc29f279611a
 https://www.chathamhouse.org/about-us/chatham-house-rule
-
+https://www.linkedin.com/in
 # from source-code-inventory.md / no longer reachable but we want to keep the link in the pattern in case we find it again.
 https://github.com/trieshard/source-strategy-assessment/blob/master/framework.md