t/t7508-status.sh: use test_i18ncmp

Change a i18n-specific comparison in t/t7508-status.sh to use
test_i18ncmp instead. This was introduced in v1.7.6.3~11^2 and has
been broken under GETTEXT_POISON=YesPlease since.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

t/t7508-status.sh

@@ -189,7 +189,7 @@ test_expect_success 'status with gitignore' '
 	#	untracked
 	EOF
 	git status --ignored >output &&
-	test_cmp expect output
+	test_i18ncmp expect output
 '
 
 test_expect_success 'status with gitignore (nothing untracked)' '
@@ -247,7 +247,7 @@ test_expect_success 'status with gitignore (nothing untracked)' '
 	#	untracked
 	EOF
 	git status --ignored >output &&
-	test_cmp expect output
+	test_i18ncmp expect output
 '
 
 rm -f .gitignore