Hush `cd`, just in-case we get noise

tests/lenchk

@@ -97,7 +97,7 @@ done
 
 # Thank you, Chubin. Feature apparently added in version 3.0 alpha, so should
 # be OK, but if anyone is having issues, just `cd` to the 'tests' directory.
-[ ${BASH_VERSINFO[0]:-0} -eq 3 ] || cd "${BASH_SOURCE[0]%/*}"
+[ ${BASH_VERSINFO[0]:-0} -eq 3 ] || cd "${BASH_SOURCE[0]%/*}" &> /dev/null
 
 # Confirm we are in the right place.
 git rev-parse --is-inside-work-tree 1> /dev/null 2>&1 ||