Fix link check failures

Author: trask

.github/scripts/lychee-config.toml

@@ -6,11 +6,11 @@ max_concurrency = 4
 # Check link anchors
 include_fragments = true
 
-# excluding links to pull requests and issues is done for performance
-# sonatype snapshots are currrently unbrowseable
 exclude = [
+  # excluding links to pull requests and issues is done for performance
   "^https://github.com/open-telemetry/opentelemetry-java-contrib/(issues|pull)/\\d+$",
-  '^https://central.sonatype.com/service/rest/repository/browse/maven-snapshots/io/opentelemetry/contrib/$',
+  # groovy-lang.org links are timing out when accessed via lychee
+  "^http://(docs.|)groovy-lang.org",
+  # mvnrepository.com links are returning 403 when accessed via lychee
+  "^https://mvnrepository.com",
 ]
-
-