Fix expected file in test-strings

tests/regression/test-strings/Makefile

@@ -14,7 +14,7 @@ test-ada: dataview-uniq.o | test_ada.o
 	$(GNATMAKE) -O$(O) -c *.adb
 	$(GNATBIND) -n og.ali
 	$(GNATLINK) -o test_ada test_ada.o og.ali -lgnat
-	./test_ada
+	./test_ada | diff - expected
 
 
 test-c: dataview-uniq.o | test_ada.o

tests/regression/test-strings/expected

@@ -6,3 +6,4 @@ foo
 bar
 
  baz
+String literal (should be 'hello'):hello