patch 9.1.1945: tests: Test_getbufwintabinfo() leaves swapfiles behind

Problem:  tests: Test_getbufwintabinfo() leaves swapfiles behind
Solution: Close all open buffers using %bw!

Signed-off-by: Christian Brabandt <cb@256bit.org>

src/testdir/test_bufwintabinfo.vim

@@ -111,6 +111,7 @@ func Test_getbufwintabinfo()
   call assert_true(winlist[2].quickfix)
   call assert_false(winlist[2].loclist)
   wincmd t | only
+  %bw!
 endfunc
 
 function Test_get_wininfo_leftcol()

src/version.c

@@ -729,6 +729,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1945,
 /**/
     1944,
 /**/