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/testdir/Make_all.mak b/src/testdir/Make_all.mak
index b2d9ac6..a25a480 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -8,25 +8,19 @@
 NO_INITS = -U NONE $(NO_PLUGINS)
 
 # The first script creates small.vim.
-SCRIPTS_FIRST = \
-	test1.out
+SCRIPTS_FIRST = test1.out
 
 # Tests that run on all systems.
-SCRIPTS_ALL = \
-	test42.out \
-	test70.out
+SCRIPTS_ALL = test42.out
 
 # Tests that run on most systems, but not on Amiga.
-SCRIPTS_MORE1 = \
-	test52.out
+SCRIPTS_MORE1 =
 
 # Tests that run on most systems, but not on Amiga and DOS/Windows.
-SCRIPTS_MORE2 = \
-	test49.out
+SCRIPTS_MORE2 = test49.out
 
 # Tests that run on most systems, but not on VMS
-SCRIPTS_MORE4 = \
-	test59.out
+SCRIPTS_MORE4 = test59.out
 
 # Tests specifically for MS-Windows.
 SCRIPTS_WIN32 =
@@ -194,6 +188,7 @@
 	test_modeless \
 	test_modeline \
 	test_move \
+	test_mzscheme \
 	test_nested_function \
 	test_netbeans \
 	test_normal \
@@ -426,6 +421,7 @@
 	test_mksession.res \
 	test_modeless.res \
 	test_modeline.res \
+	test_mzscheme.res \
 	test_nested_function.res \
 	test_netbeans.res \
 	test_normal.res \