Remove outdated GitHub configuration files and templates

[ocean90]

No description provided.

[github-actions]

Coverage report for commit: 3e9193b
File: clover.xml

Cover ┌─────────────────────────┐ Freq.
   0% │ ███████████████████████ │ 62.5%
  10% │ █████░░░░░░░░░░░░░░░░░░ │ 12.5%
  20% │ ░░░░░░░░░░░░░░░░░░░░░░░ │  0.0%
  30% │ ░░░░░░░░░░░░░░░░░░░░░░░ │  0.0%
  40% │ █████░░░░░░░░░░░░░░░░░░ │ 12.5%
  50% │ █████░░░░░░░░░░░░░░░░░░ │ 12.5%
  60% │ ░░░░░░░░░░░░░░░░░░░░░░░ │  0.0%
  70% │ ░░░░░░░░░░░░░░░░░░░░░░░ │  0.0%
  80% │ ░░░░░░░░░░░░░░░░░░░░░░░ │  0.0%
  90% │ ░░░░░░░░░░░░░░░░░░░░░░░ │  0.0%
 100% │ ░░░░░░░░░░░░░░░░░░░░░░░ │  0.0%
      └─────────────────────────┘
 *Legend:* █ = Current Distribution 

Summary - Lines: 8.82% | Methods: 6.12%

Files	Lines	Methods	Branches
/workspaces/openid-connect-generic/includes
functions.php	-	100.00%	100.00%
openid-connect-generic-client-wrapper.php	14.38%	3.70%	100.00%
openid-connect-generic-client.php	-	-	100.00%
openid-connect-generic-login-form.php	-	-	100.00%
openid-connect-generic-option-logger.php	37.80%	44.44%	100.00%
openid-connect-generic-option-settings.php	47.37%	12.50%	100.00%
openid-connect-generic-settings-page.php	-	-	100.00%
/workspaces/openid-connect-generic
openid-connect-generic.php	1.74%	-	100.00%

_{🤖 comment via lucassabreu/comment-coverage-clover}