[chore][connector/exceptions] Add @marctc as code owner (#29692)

@marctc is the original component proposer and author, and is now a
[member of the OpenTelemetry
community](open-telemetry/community#1761). He
also [expressed interest in being a code
owner](#24409 (comment))
when I asked.

.github/CODEOWNERS

@@ -33,7 +33,7 @@ confmap/provider/s3provider/                                            @open-te
 
 connector/countconnector/                                               @open-telemetry/collector-contrib-approvers @djaglowski @jpkrohling
 connector/datadogconnector/                                             @open-telemetry/collector-contrib-approvers @mx-psi @gbbr @dineshg13
-connector/exceptionsconnector/                                          @open-telemetry/collector-contrib-approvers @jpkrohling
+connector/exceptionsconnector/                                          @open-telemetry/collector-contrib-approvers @jpkrohling @marctc
 connector/failoverconnector/                                            @open-telemetry/collector-contrib-approvers @djaglowski @fatsheep9146
 connector/routingconnector/                                             @open-telemetry/collector-contrib-approvers @jpkrohling @mwear
 connector/servicegraphconnector/                                        @open-telemetry/collector-contrib-approvers @jpkrohling @mapno

connector/exceptionsconnector/README.md

@@ -5,7 +5,7 @@
 | ------------- |-----------|
 | Distributions | [contrib] |
 | Issues        | [![Open issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aopen%20label%3Aconnector%2Fexceptions%20&label=open&color=orange&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aopen+is%3Aissue+label%3Aconnector%2Fexceptions) [![Closed issues](https://img.shields.io/github/issues-search/open-telemetry/opentelemetry-collector-contrib?query=is%3Aissue%20is%3Aclosed%20label%3Aconnector%2Fexceptions%20&label=closed&color=blue&logo=opentelemetry)](https://github.com/open-telemetry/opentelemetry-collector-contrib/issues?q=is%3Aclosed+is%3Aissue+label%3Aconnector%2Fexceptions) |
-| [Code Owners](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/main/CONTRIBUTING.md#becoming-a-code-owner)    | [@jpkrohling](https://www.github.com/jpkrohling) |
+| [Code Owners](https://github.com/open-telemetry/opentelemetry-collector-contrib/blob/main/CONTRIBUTING.md#becoming-a-code-owner)    | [@jpkrohling](https://www.github.com/jpkrohling), [@marctc](https://www.github.com/marctc) |
 
 [development]: https://github.com/open-telemetry/opentelemetry-collector#development
 [contrib]: https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol-contrib

connector/exceptionsconnector/metadata.yaml

@@ -6,4 +6,4 @@ status:
     development: [traces_to_metrics, traces_to_logs]
   distributions: [contrib]
   codeowners:
-    active: [jpkrohling]
+    active: [jpkrohling, marctc]