Fix path to supertd in READMEs

Summary: Switch from MSDK-built to devfeature

Reviewed By: aniketmathur

Differential Revision: D74615963

fbshipit-source-id: 8e3649ed7ddbc6575abde40b22e8ed195bb92fce

Author: Fedir Panasenko

audit/README.md

@@ -11,5 +11,7 @@ supertd audit cells
 supertd audit config
 ```
 
-Within Meta a precompiled version of `supertd` is available at
-`~/fbsource/tools/utd/supertd/supertd`.
+Within Meta a precompiled version of `supertd` is available as devfeature at
+`/usr/local/bin/supertd`.
+
+Devfeature should install automatically on devservers and ondemands, but could also be installed explicitly via `feature install supertd`.

targets/README.md

@@ -8,6 +8,8 @@ As an example:
 supertd targets fbcode//...
 ```
 
-Within Meta a precompiled version of `supertd` is available at `~/fbsource/tools/utd/supertd/supertd`.
+Within Meta a precompiled version of `supertd` is available as devfeature at
+`/usr/local/bin/supertd`.
+Devfeature should install automatically on devservers and ondemands, but could also be installed explicitly via `feature install supertd`.
 
 This project relies on the Buck2 features to stream the graph (so it takes constant memory) and error tolerance (so a single error won't break the graph).