[receiver/gitlab] Add niwoerner as codeowner (#46019)

I contributed the tracing functonality of the gitlab receiver but wasn't
an OTel member back then. I'm a member now, so updating the codeowners.

cc @adrielp

Author: niwoerner

.github/CODEOWNERS

@@ -268,7 +268,7 @@ receiver/filestatsreceiver/                                      @open-telemetry
 receiver/flinkmetricsreceiver/                                   @open-telemetry/collector-contrib-approvers @JonathanWamsley
 receiver/fluentforwardreceiver/                                  @open-telemetry/collector-contrib-approvers @dmitryax
 receiver/githubreceiver/                                         @open-telemetry/collector-contrib-approvers @adrielp @crobert-1 @TylerHelmuth
-receiver/gitlabreceiver/                                         @open-telemetry/collector-contrib-approvers @adrielp @atoulme
+receiver/gitlabreceiver/                                         @open-telemetry/collector-contrib-approvers @adrielp @atoulme @niwoerner
 receiver/googlecloudmonitoringreceiver/                          @open-telemetry/collector-contrib-approvers @dashpole @TylerHelmuth
 receiver/googlecloudpubsubpushreceiver/                          @open-telemetry/collector-contrib-approvers @axw @constanca-m
 receiver/googlecloudpubsubreceiver/                              @open-telemetry/collector-contrib-approvers @alexvanboxel

receiver/gitlabreceiver/README.md

@@ -7,7 +7,7 @@
 | Distributions | [contrib] |
 | Issues        | [![Open issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aopen%20label%3Areceiver%2Fgitlab%20&label=open&color=orange&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aopen+is%3Aissue+label%3Areceiver%2Fgitlab) [![Closed issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aclosed%20label%3Areceiver%2Fgitlab%20&label=closed&color=blue&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aclosed+is%3Aissue+label%3Areceiver%2Fgitlab) |
 | Code coverage | [![codecov](https://codecov.io/github/open-telemetry/opentelemetry-collector-contrib/graph/main/badge.svg?component=receiver_gitlab)](https://app.codecov.io/gh/open-telemetry/opentelemetry-collector-contrib/tree/main/?components%5B0%5D=receiver_gitlab&displayType=list) |
-| [Code Owners](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/main/CONTRIBUTING.md#becoming-a-code-owner)    | [@adrielp](https://www.github.com/adrielp), [@atoulme](https://www.github.com/atoulme) |
+| [Code Owners](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/main/CONTRIBUTING.md#becoming-a-code-owner)    | [@adrielp](https://www.github.com/adrielp), [@atoulme](https://www.github.com/atoulme), [@niwoerner](https://www.github.com/niwoerner) |
 
 [alpha]: https://github.com/open-telemetry/opentelemetry-collector/blob/main/docs/component-stability.md#alpha
 [contrib]: https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol-contrib

receiver/gitlabreceiver/metadata.yaml

@@ -6,7 +6,7 @@ status:
     alpha: [traces]
   distributions: [contrib]
   codeowners:
-    active: [adrielp, atoulme]
+    active: [adrielp, atoulme, niwoerner]
 tests:
   config:
     webhook: