quest: abandon select-launcher-path (fixed in #6256)

quest/m0/ci/README.md

@@ -90,7 +90,6 @@ The historical samples locate candidates; they are not controlled benchmarks.
 
 - [Require the release gate](/quest/m0/ci/release-gates.md) - condition: the next cut carries `release-gate.yml`; then release PRs require it
 - [Share local check capacity](/quest/m0/ci/local-gate.md) - gate expensive phases and bound internal fanout
-- [select.sh launcher path](/quest/m0/ci/select-launcher-path.md) - `sh/rs/select.sh` runs from a subdirectory by resolving its launcher before `cd`
 - [Build queue entries concurrently](/quest/m0/ci/queue-concurrency.md) - the queue builds two or more entries at once instead of one
 - [Check the bindings in separate lanes](/quest/m0/ci/ffi-lane.md) - py, kt, swift, go, carla, and cpp check concurrently instead of in one serial lane
 - [Measure nightly compiler levers](/quest/m0/ci/nightly-levers.md) - the parallel frontend and Cranelift, adopted only if the numbers beat their risks