hush testsuite: fix another false positive

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/hush_test/hush-misc/assignment2.right b/shell/hush_test/hush-misc/assignment2.right
index 3812a24..9d1860b 100644
--- a/shell/hush_test/hush-misc/assignment2.right
+++ b/shell/hush_test/hush-misc/assignment2.right
@@ -1,2 +1,2 @@
 hush: can't execute 'a=b': No such file or directory
-1
+127
diff --git a/shell/hush_test/hush-misc/assignment2.tests b/shell/hush_test/hush-misc/assignment2.tests
index 540e01e..f693843 100755
--- a/shell/hush_test/hush-misc/assignment2.tests
+++ b/shell/hush_test/hush-misc/assignment2.tests
@@ -1,4 +1,3 @@
 # This must not be interpreted as an assignment
 a''=b true
 echo $?
-# (buglet: $? should be 127. it is currently 1)