patch 8.0.0194: profile tests fails if total and self time are equal

Problem:    Profile tests fails if total and self time are equal.
Solution:   Make one time optional.
diff --git a/src/testdir/test_profile.vim b/src/testdir/test_profile.vim
index 36c0568..23d148e 100644
--- a/src/testdir/test_profile.vim
+++ b/src/testdir/test_profile.vim
@@ -113,7 +113,8 @@
   call assert_equal('                              " a comment',      lines[9])
   call assert_match('^\s*20\s\+\d\+\.\d\+\s\+\d\+\.\d\+\s\+call Foo()$', lines[10])
   call assert_match('^\s*20\s\+\d\+\.\d\+\s\+endfor$',                lines[11])
-  call assert_match('^\s*2\s\+\d\+\.\d\+\s\+\d\+\.\d\+\s\+call Foo()$', lines[12])
+  " if self and total are equal we only get one number
+  call assert_match('^\s*2\s\+\(\d\+\.\d\+\s\+\)\=\d\+\.\d\+\s\+call Foo()$', lines[12])
   call assert_equal('',                                               lines[13])
 
   call delete('Xprofile_file.vim')