revert(3p/git): Revert merge of git upstream at v2.26.2

This causes cgit to serve error pages, which is undesirable.

This reverts commit 5229c9b232, reversing
changes made to f2b211131f.

third_party/git/contrib/mw-to-git/t/install-wiki/db_install.php

@@ -24,7 +24,7 @@ $url = 'http://localhost:'.$port.'/wiki/mw-config/index.php';
 $db_dir = urlencode($tmp);
 $tmp_cookie = tempnam($tmp, "COOKIE_");
 /*
- * Fetches a page with cURL.
+ * Fetchs a page with cURL.
  */
 function get($page_name = "") {
 	$curl = curl_init();

third_party/git/contrib/mw-to-git/t/t9360-mw-to-git-clone.sh

@@ -143,7 +143,7 @@ test_expect_success 'Git clone works with one specific page cloned ' '
 test_expect_success 'Git clone works with multiple specific page cloned ' '
 	wiki_reset &&
 	wiki_editpage foo "I will be there" false &&
-	wiki_editpage bar "I will not disappear" false &&
+	wiki_editpage bar "I will not disapear" false &&
 	wiki_editpage namnam "I be erased" false &&
 	wiki_editpage nyancat "nyan nyan nyan you will not erase me" false &&
 	wiki_delete_page namnam &&

third_party/git/contrib/mw-to-git/t/test-gitmw-lib.sh

@@ -279,7 +279,7 @@ start_lighttpd () {
 	"$LIGHTTPD_DIR"/lighttpd -f "$WEB"/lighttpd.conf
 
 	if test $? -ne 0 ; then
-		echo "Could not execute http daemon lighttpd"
+		echo "Could not execute http deamon lighttpd"
 		exit 1
 	fi
 }