fixup: fix take strings bench

Author: not-matthias

.github/workflows/codspeed.yml

@@ -14,7 +14,7 @@ jobs:
       matrix:
         # IMPORTANT: The binary has to match the architecture of the runner!
         cmd:
-          - testdata/take_strings-aarch64
+          - bench/testdata/take_strings-aarch64
           - ls -alh
           - echo Hello, World!
         valgrind: