[TASK] Use noncapturing expression for vendor|typo3_src in _.htaccess

Resolves: #76352
Releases: master, 7.6
Change-Id: I8332c93f1171d030d4198091779c8f1242c9337b
Reviewed-on: https://review.typo3.org/48361


Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>

_.htaccess

@@ -286,8 +286,7 @@ AddDefaultCharset utf-8
 	# Access block for folders
 	RewriteRule _(?:recycler|temp)_/ - [F]
 	RewriteRule fileadmin/templates/.*\.(?:txt|ts)$ - [F]
-	RewriteRule typo3temp/logs/ - [F]
-	RewriteRule ^(vendor|typo3_src) - [F]
+	RewriteRule ^(?:vendor|typo3_src|typo3temp/logs) - [F]
 	RewriteRule (?:typo3conf/ext|typo3/sysext|typo3/ext)/[^/]+/(?:Configuration|Resources/Private|Tests?|Documentation|docs?)/ - [F]
 
 	# Block access to all hidden files and directories with the exception of