Update README

Author: xrmx

README.md

@@ -292,9 +292,12 @@ instrumentation.opentelemetry.io/inject-nodejs: "true"
 ```
 
 Python:
+Python auto-instrumentation also honors an annotation that will permit it to run it on images with a different C library than glibc.
 
 ```bash
 instrumentation.opentelemetry.io/inject-python: "true"
+instrumentation.opentelemetry.io/otel-python-platform: "glibc" # for Linux glibc based images, this is the default value and can be omitted
+instrumentation.opentelemetry.io/otel-python-platform: "musl" # for Linux musl based images
 ```
 
 .NET: