readme: not a to do anymore, HNY

Author: d-led

README.md

@@ -18,7 +18,7 @@ pathdebug {EnvironmentVariableName}
 - best effort of **finding out where the path is set**
   - [known startup script locations](common/known_paths.go), such as `.bashrc`
   - `/etc/path.d` path lists
-  - to do: recursive follow-ups of `source $file`-like statements in the above scripts
+  - recursive follow-ups of `source $file`-like statements in the above scripts
 - interactive mode
 - noninteractive formatted output