Add prometheus/otel project idea

Signed-off-by: Arthur Silva Sens <arthursens2005@gmail.com>

programs/lfx-mentorship/2024/03-Sep-Nov/project_ideas.md

@@ -378,6 +378,17 @@ Expected Outcome: Gadget developers have a way to run unit tests in different ke
   - Kemal Akkoyun (@kakkoyun, kakkoyun@gmail.com)
 - Upstream Issue: https://github.com/prometheus/test-infra/issues/707
 
+#### Prometheus Remote-Write v2 support in otel-collector's `prometheusremotewriteexporter`.
+
+- Description: Prometheus recently [announced the second version of it's remote-write protocol](https://prometheus.io/docs/specs/remote_write_spec_2_0/), with support for new features on top of performance and cost savings. The work to be done is contribute support for this new protocol in the OpenTelemtry-Collector-Contrib repository, more specifically to the `prometheusremotewriteexporter` component.
+- Expected Outcome: `prometheusremotewriteexporter` component with support for PRW v2.
+- Recommended Skills: Go, Prometheus, OpenTelemetry.
+- Mentors(s):
+    - Arthur Silva Sens (@ArthurSens, arthursens2005@gmail.com)
+    - Arve Knudsen (@aknuds1, <to be added>)
+    - David Ashpole (@dashpole, dashpole@google.com)
+- Upstream Issue: https://github.com/open-telemetry/opentelemetry-collector-contrib/issues/33661
+
 ### Vitess
 
 #### Add new getting started examples