t4013 test updates for new output code.

These are updates to the test vector that shows the "incompatibility" of
the new output code.  The changes are actually the good ones, so instead
of keeping the older output we adjust the test to the new code.

Signed-off-by: Junio C Hamano <junkio@cox.net>

t/t4013/diff.diff-tree_--cc_--patch-with-stat_--summary_master

@@ -4,7 +4,6 @@ $ git diff-tree --cc --patch-with-stat --summary master
  file0   |    3 +++
  2 files changed, 5 insertions(+), 0 deletions(-)
 
-
 diff --cc dir/sub
 index cead32e,7289e35..992913c
 --- a/dir/sub

t/t4013/diff.diff-tree_--pretty=oneline_--root_--patch-with-stat_initial

@@ -1,6 +1,5 @@
 $ git diff-tree --pretty=oneline --root --patch-with-stat initial
 444ac553ac7612cc88969031b02b3767fb8a353a Initial
----
  dir/sub |    2 ++
  file0   |    3 +++
  file2   |    3 +++

t/t4013/diff.log_--root_--cc_--patch-with-stat_--summary_master

@@ -5,12 +5,11 @@ Author: A U Thor <author@example.com>
 Date:   Mon Jun 26 00:04:00 2006 +0000
 
     Merge branch 'side'
----
+
  dir/sub |    2 ++
  file0   |    3 +++
  2 files changed, 5 insertions(+), 0 deletions(-)
 
-
 diff --cc dir/sub
 index cead32e,7289e35..992913c
 --- a/dir/sub

t/t4013/diff.log_--root_-c_--patch-with-stat_--summary_master

@@ -5,12 +5,11 @@ Author: A U Thor <author@example.com>
 Date:   Mon Jun 26 00:04:00 2006 +0000
 
     Merge branch 'side'
----
+
  dir/sub |    2 ++
  file0   |    3 +++
  2 files changed, 5 insertions(+), 0 deletions(-)
 
-
 diff --combined dir/sub
 index cead32e,7289e35..992913c
 --- a/dir/sub

t/t4013/diff.whatchanged_--root_--cc_--patch-with-stat_--summary_master

@@ -5,12 +5,11 @@ Author: A U Thor <author@example.com>
 Date:   Mon Jun 26 00:04:00 2006 +0000
 
     Merge branch 'side'
----
+
  dir/sub |    2 ++
  file0   |    3 +++
  2 files changed, 5 insertions(+), 0 deletions(-)
 
-
 diff --cc dir/sub
 index cead32e,7289e35..992913c
 --- a/dir/sub

t/t4013/diff.whatchanged_--root_-c_--patch-with-stat_--summary_master

@@ -5,12 +5,11 @@ Author: A U Thor <author@example.com>
 Date:   Mon Jun 26 00:04:00 2006 +0000
 
     Merge branch 'side'
----
+
  dir/sub |    2 ++
  file0   |    3 +++
  2 files changed, 5 insertions(+), 0 deletions(-)
 
-
 diff --combined dir/sub
 index cead32e,7289e35..992913c
 --- a/dir/sub