docs: update docs/web-log-url-patterns-field-fix (#22443)
* docs: Added 4 concrete URL pattern examples (glob, regexp, string, negative glob) and a matcher syntax reference note to the url_patterns detailed_description in weblog metadata.yaml. * docs(weblog): fix url_patterns examples and matcher negation note Agent-Logs-Url: https://github.com/netdata/netdata/sessions/bcfdcc1a-918a-4add-91eb-b23f81be8925 Co-authored-by: Ancairon <70198089+Ancairon@users.noreply.github.com> * docs(weblog): fix matcher field names and negation syntax Agent-Logs-Url: https://github.com/netdata/netdata/sessions/f28dd24d-0c5e-4802-92e9-c88b0b20b187 Co-authored-by: Ancairon <70198089+Ancairon@users.noreply.github.com> * docs: Execution completed * Apply suggestions from code review Co-authored-by: Fotis Voutsas <fotis@netdata.cloud> --------- Co-authored-by: nedi-app[bot] <nedi-app[bot]@users.noreply.github.com> Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: Ancairon <70198089+Ancairon@users.noreply.github.com> Co-authored-by: Fotis Voutsas <fotis@netdata.cloud>