sh: Weaken some tests to allow /rescue/sh to pass everything.

/rescue/sh has a different _PATH_STDPATH which affects command -p.

tools/regression/bin/sh/builtins/command6.0

@@ -1,6 +1,12 @@
 # $FreeBSD$
 PATH=/var/empty
-command -pV ls
+case $(command -pV ls) in
+*/var/empty/ls*)
+	echo "Failed: \$(command -pV ls) should not match */var/empty/ls*" ;;
+"ls is"*" "/*/ls) ;;
+*)
+	echo "Failed: \$(command -pV ls) match \"ls is\"*\" \"/*/ls" ;;
+esac
 command -pV true
 command -pV /bin/ls
 

tools/regression/bin/sh/builtins/command6.0.stdout

@@ -1,4 +1,3 @@
-ls is /bin/ls
 true is a shell builtin
 /bin/ls is /bin/ls
 fun is a shell function

tools/regression/bin/sh/builtins/command7.0

@@ -24,6 +24,11 @@ check '"$(command -pv ld-elf.so.1; :)" = ""'
 PATH=/libexec
 
 check '"$(command -v ls)" = ""'
-check '"$(command -pv ls)" = "/bin/ls"'
+case $(command -pv ls) in
+/*/ls) ;;
+*)
+	echo "Failed: \$(command -pv ls) match /*/ls"
+	: $((failures += 1)) ;;
+esac
 
 exit $((failures > 0))