Update custom-collector.md (#355)

Author: bmorelli25

docs/reference/edot-collector/custom-collector.md

@@ -34,7 +34,7 @@ Refer to the following sections to complete these steps.
 Install `ocb` using the command that aligns with your system from the [OpenTelemetry building a custom Collector documentation](https://opentelemetry.io/docs/collector/custom-collector/#step-1---install-the-builder).
 
 :::{important}
-Make sure to install the version of OpenTelemetry Collector Builder that matches the desired components' version. Currently, {{ otel_col_version }} for EDOT.
+Make sure to install the version of OpenTelemetry Collector Builder that matches the desired components' version.
 :::
 
 ### Create a builder configuration file