docs(otel): fix formatting [backport #5651 to 1.12] (#5680)

Backports: #5651

## Checklist

- [x] Change(s) are motivated and described in the PR description.
- [x] Testing strategy is described if automated tests are not included
in the PR.
- [x] Risk is outlined (performance impact, potential for breakage,
maintainability, etc).
- [x] Change is maintainable (easy to change, telemetry, documentation).
- [x] [Library release note
guidelines](https://ddtrace.readthedocs.io/en/stable/contributing.html#Release-Note-Guidelines)
are followed.
- [x] Documentation is included (in-code, generated user docs, [public
corp docs](https://github.com/DataDog/documentation/)).
- [x] PR description includes explicit acknowledgement/acceptance of the
performance implications of this PR as reported in the benchmarks PR
comment.

## Reviewer Checklist

- [x] Title is accurate.
- [x] No unnecessary changes are introduced.
- [x] Description motivates each change.
- [x] Avoids breaking
[API](https://ddtrace.readthedocs.io/en/stable/versioning.html#interfaces)
changes unless absolutely necessary.
- [x] Testing strategy adequately addresses listed risk(s).
- [x] Change is maintainable (easy to change, telemetry, documentation).
- [x] Release note makes sense to a user of the library.
- [x] Reviewer has explicitly acknowledged and discussed the performance
implications of this PR as reported in the benchmarks PR comment.

Author: mabdinur

ddtrace/opentelemetry/__init__.py

@@ -16,7 +16,7 @@
 When using ``ddtrace-run``, OpenTelemetry support can be enabled by setting
 the ``DD_TRACE_OTEL_ENABLED`` environment variable (the default value is ``False``).
 
-OpenTelemetry support can be programmatically enabled by setting the ``OTEL_PYTHON_CONTEXT``environment variable
+OpenTelemetry support can be programmatically enabled by setting the ``OTEL_PYTHON_CONTEXT`` environment variable
 to ``ddcontextvars_context`` and setting the ``ddtrace.opentelemetry.TracerProvider``. These configurations
 must be set before any OpenTelemetry Tracers are initialized::
 

releasenotes/notes/fix-otel-docs-formatting-1-5e555fa29a0c4ba4.yaml

@@ -0,0 +1,4 @@
+---
+other:
+  - |
+    otel: Fixes code formatting in api docs