tutorial-2: Update with the new "git commit" ouput

An earlier commit c5ee71f (commit: more compact summary and without extra
quotes, 2009-01-19) changed the "git commit" output when creating a
commit.  This patch updates the example session in the tutorial to match
the new output.

Signed-off-by: Santi Béjar <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: Santi Béjar

Documentation/gittutorial-2.txt

@@ -32,12 +32,12 @@ Initialized empty Git repository in .git/
 $ echo 'hello world' > file.txt
 $ git add .
 $ git commit -a -m "initial commit"
-[master (root-commit)] created 54196cc: "initial commit"
+[master (root-commit) 54196cc] initial commit
  1 files changed, 1 insertions(+), 0 deletions(-)
  create mode 100644 file.txt
 $ echo 'hello world!' >file.txt
 $ git commit -a -m "add emphasis"
-[master] created c4d59f3: "add emphasis"
+[master c4d59f3] add emphasis
  1 files changed, 1 insertions(+), 1 deletions(-)
 ------------------------------------------------