feat: first implementation of global matchers

[Ice3man543]

Proposed changes

Closes #4549

./nuclei -t tmpls -u http://localhost:8000 -debug-req                08:17:41 PM

                     __     _
   ____  __  _______/ /__  (_)
  / __ \/ / / / ___/ / _ \/ /
 / / / / /_/ / /__/ /  __/ /
/_/ /_/\__,_/\___/_/\___/_/   v3.1.10

                projectdiscovery.io

[INF] Current nuclei version: v3.1.10 (latest)
[INF] Current nuclei-templates version: v9.7.5 (latest)
[WRN] Scan results upload to cloud is disabled.
[INF] New templates added in latest release: 106
[INF] Templates loaded for current scan: 1
[INF] Executing 1 signed templates from projectdiscovery/nuclei-templates
[WRN] Executing 1 unsigned templates. Use with caution.
[INF] Targets loaded for current scan: 1
[INF] [git-config] Dumped HTTP request for http://localhost:8000/.git/config

GET /.git/config HTTP/1.1
Host: localhost:8000
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:94.0) Gecko/20100101 Firefox/94.0
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip

[github-personal-token] [passive] [http] [high] http://localhost:8000/.git/config ["ghp_xyzxxxxxxxxxxxxx"]
[git-config] [http] [medium] http://localhost:8000/.git/config

Checklist

• Pull request is created against the dev branch
• All checks passed (lint, unit/integration/regression tests etc.) with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)