Update opentelemetry-instrumentation/README.rst

Co-authored-by: Diego Hurtado <ocelotl@users.noreply.github.com>

opentelemetry-instrumentation/README.rst

@@ -25,7 +25,7 @@ This package provides a couple of commands that help automatically instruments a
         pip install opentelemetry-distro[otlp]
 
     When creating a custom distro and/or configurator, be sure to add entry points for each under `opentelemetry_distro` and `opentelemetry_configurator` respectfully.
-    If you have entry points for multiple distros or configurators present in your environment, you should specify the entry point name of the distro and configurator you want to be used via the OTEL_PYTHON_DISTRO and OTEL_PYTHON_CONFIGURATOR environment variables.
+    If you have entry points for multiple distros or configurators present in your environment, you should specify the entry point name of the distro and configurator you want to be used via the `OTEL_PYTHON_DISTRO` and `OTEL_PYTHON_CONFIGURATOR` environment variables.
 
 
 opentelemetry-bootstrap