Resolve includes in tool readme

Since we don't use nugetizer to pack it.

Author: kzu

src/go/readme.md

@@ -7,5 +7,3 @@
 <!-- include https://github.com/devlooped/.github/raw/main/osmf.md -->
 
 <!-- include https://github.com/devlooped/sponsors/raw/main/footer.md -->
-
-<!-- exclude -->