patch 8.2.1305: some tests are still old style

Problem:    Some tests are still old style.
Solution:   Convert tests 52 and 70 to new style. (Yegappan Lakshmanan,
            closes #6544)  Fix error in FinishTesting().
diff --git a/src/Makefile b/src/Makefile
index 9ce61aa..bbf80d3 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2310,10 +2310,7 @@
 
 # Run individual OLD style test.
 # These do not depend on the executable, compile it when needed.
-test1 \
-	test42 test49 \
-	test52 test59 \
-	test70:
+test1 test42 test49 test59:
 	cd testdir; rm -f $@.out; $(MAKE) -f Makefile $@.out VIMPROG=../$(VIMTESTTARGET) $(GUI_TESTARG) SCRIPTSOURCE=../$(SCRIPTSOURCE)
 
 # Run individual NEW style test.