[chore] add Tyler to CODEOWNERS for githubreceiver (open-telemetry#34963

)

**Description:**

Adding @TylerHelmuth (GitHub Actions Receiver component sponsor) as
codeowner in the GitHub Receiver after the decision to incorporate the
tracing and log capability mentioned in open-telemetry#27460 into the GitHub receiver
was made.

.github/CODEOWNERS

@@ -236,7 +236,7 @@ receiver/filelogreceiver/                                           @open-teleme
 receiver/filestatsreceiver/                                         @open-telemetry/collector-contrib-approvers @atoulme
 receiver/flinkmetricsreceiver/                                      @open-telemetry/collector-contrib-approvers @JonathanWamsley @djaglowski
 receiver/fluentforwardreceiver/                                     @open-telemetry/collector-contrib-approvers @dmitryax
-receiver/githubreceiver/                                            @open-telemetry/collector-contrib-approvers @adrielp @andrzej-stencel @crobert-1
+receiver/githubreceiver/                                            @open-telemetry/collector-contrib-approvers @adrielp @andrzej-stencel @crobert-1 @TylerHelmuth
 receiver/googlecloudmonitoringreceiver/                             @open-telemetry/collector-contrib-approvers @dashpole @TylerHelmuth @abhishek-at-cloudwerx
 receiver/googlecloudpubsubreceiver/                                 @open-telemetry/collector-contrib-approvers @alexvanboxel
 receiver/haproxyreceiver/                                           @open-telemetry/collector-contrib-approvers @atoulme @MovieStoreGuy

receiver/githubreceiver/README.md

@@ -6,7 +6,7 @@
 | Stability     | [development]: metrics   |
 | Distributions | [] |
 | Issues        | [![Open issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aopen%20label%3Areceiver%2Fgithub%20&label=open&color=orange&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aopen+is%3Aissue+label%3Areceiver%2Fgithub) [![Closed issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aclosed%20label%3Areceiver%2Fgithub%20&label=closed&color=blue&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aclosed+is%3Aissue+label%3Areceiver%2Fgithub) |
-| [Code Owners](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/main/CONTRIBUTING.md#becoming-a-code-owner)    | [@adrielp](https://www.github.com/adrielp), [@andrzej-stencel](https://www.github.com/andrzej-stencel), [@crobert-1](https://www.github.com/crobert-1) |
+| [Code Owners](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/main/CONTRIBUTING.md#becoming-a-code-owner)    | [@adrielp](https://www.github.com/adrielp), [@andrzej-stencel](https://www.github.com/andrzej-stencel), [@crobert-1](https://www.github.com/crobert-1), [@TylerHelmuth](https://www.github.com/TylerHelmuth) |
 
 [development]: https://github.com/open-telemetry/opentelemetry-collector#development
 <!-- end autogenerated section -->

receiver/githubreceiver/metadata.yaml

@@ -8,7 +8,7 @@ status:
     development: [metrics]
   distributions: []
   codeowners:
-    active: [adrielp, andrzej-stencel, crobert-1]
+    active: [adrielp, andrzej-stencel, crobert-1, TylerHelmuth]
 
 resource_attributes:
   organization.name: