config.c: remove unnecessary header in minimum configuration file.

It is just silly to start the file called "config" with a
comment that says "This is the config file."
Signed-off-by: NJunio C Hamano <junkio@cox.net>

config.c

@@ -458,12 +458,6 @@ int git_config_set_multivar(const char* key, const char* value,
 	 * If .git/config does not exist yet, write a minimal version.
 	 */
 	if (stat(config_filename, &st)) {
-		static const char contents[] =
-			"#\n"
-			"# This is the config file\n"
-			"#\n"
-			"\n";
-
 		free(store.key);
 
 		/* if nothing to unset, error out */
@@ -474,8 +468,6 @@ int git_config_set_multivar(const char* key, const char* value,
 		}
 
 		store.key = (char*)key;
-
-		write(fd, contents, sizeof(contents)-1);
 		store_write_section(fd, key);
 		store_write_pair(fd, key, value);
 	} else{

t/t1300-repo-config.sh

@@ -12,10 +12,6 @@ test -f .git/config && rm .git/config
 git-repo-config core.penguin "little blue"
 
 cat > expect << EOF
-#
-# This is the config file
-#
-
 [core]
 	penguin = little blue
 EOF
@@ -25,10 +21,6 @@ test_expect_success 'initial' 'cmp .git/config expect'
 git-repo-config Core.Movie BadPhysics
 
 cat > expect << EOF
-#
-# This is the config file
-#
-
 [core]
 	penguin = little blue
 	Movie = BadPhysics
@@ -39,10 +31,6 @@ test_expect_success 'mixed case' 'cmp .git/config expect'
 git-repo-config Cores.WhatEver Second
 
 cat > expect << EOF
-#
-# This is the config file
-#
-
 [core]
 	penguin = little blue
 	Movie = BadPhysics
@@ -55,10 +43,6 @@ test_expect_success 'similar section' 'cmp .git/config expect'
 git-repo-config CORE.UPPERCASE true
 
 cat > expect << EOF
-#
-# This is the config file
-#
-
 [core]
 	penguin = little blue
 	Movie = BadPhysics
@@ -76,10 +60,6 @@ test_expect_success 'replace with non-match (actually matching)' \
 	'git-repo-config core.penguin "very blue" !kingpin'
 
 cat > expect << EOF
-#
-# This is the config file
-#
-
 [core]
 	penguin = very blue
 	Movie = BadPhysics