Win32: Fix one byte overflow in ap_get_win32_interpreter when the CGI script

has no '\r' or '\n' in the first 1023 bytes.

Reported by: Aaron Campbell


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@96464 13f79535-47bb-0310-9956-ffa450edef68