promote @mwear to approver (#34044)

Matt has been actively contributing to the Collector for some time. The
maintainers propose to promote him to Approver.

---------

Signed-off-by: Alex Boten <223565+codeboten@users.noreply.github.com>

.github/auto_assign.yml

@@ -15,6 +15,7 @@ assigneeGroups:
     - bryan-aguilar
     - crobert-1
     - dashpole
+    - mwear
     - songy23
     - fatsheep9146
     # Maintainers

CONTRIBUTING.md

@@ -253,6 +253,7 @@ to be included in the distributed otelcol-contrib binaries and docker images.
 
 The following GitHub users are the currently available sponsors, either by being an approver or a maintainer of the contrib repository. The list is ordered based on a random sort of the list of sponsors done live at the Collector SIG meeting on 27-Apr-2022 and serves as the seed for the round-robin selection of sponsors, as described in the section above.
 
+* [@mwear](https://github.com/mwear)
 * [@djaglowski](https://github.com/djaglowski)
 * [@codeboten](https://github.com/codeboten)
 * [@mx-psi](https://github.com/mx-psi)

README.md

@@ -71,7 +71,6 @@ Triagers ([@open-telemetry/collector-contrib-triagers](https://github.com/orgs/o
 
 - [Benedikt Bongartz](https://github.com/frzifus), Red Hat
 - [Jared Tan](https://github.com/JaredTan95), DaoCloud
-- [Matt Wear](https://github.com/mwear), Lightstep
 - [Murphy Chen](https://github.com/Frapschen), DaoCloud
 - Actively seeking contributors to triage issues
 
@@ -89,6 +88,7 @@ Approvers ([@open-telemetry/collector-contrib-approvers](https://github.com/orgs
 - [Bryan Aguilar](https://github.com/bryan-aguilar), AWS
 - [Curtis Robert](https://github.com/crobert-1), Splunk
 - [David Ashpole](https://github.com/dashpole), Google
+- [Matt Wear](https://github.com/mwear), Lightstep
 - [Yang Song](https://github.com/songy23), DataDog
 - [Ziqi Zhao](https://github.com/fatsheep9146), Alibaba