maint: remove extraneous code from test

* tests/misc/usage_vs_refs.sh: Remove copy and paste slop.
* tests/local.mk: Fix indentation.

tests/local.mk

@@ -127,7 +127,7 @@ all_root_tests =				\
   tests/ls/no-cap.sh				\
   tests/ls/nameless-uid.sh			\
   tests/nproc/nproc-quota.sh			\
-  tests/nproc/nproc-quota-systemd.sh			\
+  tests/nproc/nproc-quota-systemd.sh		\
   tests/chcon/chcon.sh				\
   tests/chroot/chroot-credentials.sh		\
   tests/misc/selinux.sh				\
@@ -523,7 +523,7 @@ all_tests =					\
   tests/chmod/thru-dangling.sh			\
   tests/chmod/umask-x.sh			\
   tests/chmod/usage.sh				\
-  tests/chmod/symlinks.sh				\
+  tests/chmod/symlinks.sh			\
   tests/chown/deref.sh				\
   tests/chown/preserve-root.sh			\
   tests/chown/separator.sh			\
@@ -591,7 +591,7 @@ all_tests =					\
   tests/df/unreadable.sh			\
   tests/df/total-unprocessed.sh			\
   tests/df/no-mtab-status.sh			\
-  tests/df/no-mtab-status-masked-proc.sh			\
+  tests/df/no-mtab-status-masked-proc.sh	\
   tests/df/skip-duplicates.sh			\
   tests/df/skip-rootfs.sh			\
   tests/dd/ascii.sh				\

tests/misc/usage_vs_refs.sh

@@ -18,9 +18,6 @@
 
 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
 
-# Currently only check short opts with corresponding long opt
-shortopts() { getopts $1 | cut -s -d"'" -f2; }
-longopts() { getopts $1 | cut -s -d'"' -f2; }
 
 getopts() {
   skip='--help|--version'              # These refs treated specially