patch 8.0.0272: crash on exit is not detected when running tests

Problem:    Crash on exit is not detected when running tests.
Solution:   Remove the dash before the command. (Dominique Pelle, closes
            #1425)
diff --git a/src/testdir/Makefile b/src/testdir/Makefile
index 08f11cd..bb0249a 100644
--- a/src/testdir/Makefile
+++ b/src/testdir/Makefile
@@ -78,7 +78,7 @@
 	# 200 msec is sufficient, but only modern sleep supports a fraction of
 	# a second, fall back to a second if it fails.
 	@-/bin/sh -c "sleep .2 > /dev/null 2>&1 || sleep 1"
-	-$(RUN_VIM) $*.in
+	$(RUN_VIM) $*.in
 
 	# For flaky tests retry one time.  No tests at the moment.
 	#@/bin/sh -c "if test -f test.out -a $* = test61; then \
@@ -108,7 +108,7 @@
 	# 200 msec is sufficient, but only modern sleep supports a fraction of
 	# a second, fall back to a second if it fails.
 	@-/bin/sh -c "sleep .2 > /dev/null 2>&1 || sleep 1"
-	-$(RUN_VIM) $*.in
+	$(RUN_VIM) $*.in
 	@/bin/sh -c "if test -f benchmark.out; then cat benchmark.out; fi"
 
 nolog:
diff --git a/src/version.c b/src/version.c
index 9474c5e..cfaa0b8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    272,
+/**/
     271,
 /**/
     270,