processor_opentelemetry_envelope: fix typo

Signed-off-by: Eduardo Silva <[email protected]>

Author: edsiper

pipeline/processors/opentelemetry-envelope.md

@@ -1,6 +1,6 @@
 # OpenTelemetry Envelope
 
-The _OpenTelemetry Envelope` processor is used to transform your data to be compatible with the OpenTelemetry Log schema. If your data was __not__ generated by [OpenTelemetry input](../inputs/opentelemetry.md) and your backend or destination for your logs expects to be in an OpenTelemetry schema.
+The _OpenTelemetry Envelope_ processor is used to transform your data to be compatible with the OpenTelemetry Log schema. If your data was __not__ generated by [OpenTelemetry input](../inputs/opentelemetry.md) and your backend or destination for your logs expects to be in an OpenTelemetry schema.
 
 ![](/imgs/processor_opentelemetry_envelope.png)