Update my email address in FAQ.

Author: bmomjian

doc/FAQ_MINGW

@@ -3,7 +3,7 @@
 
    Last updated: Thu Oct 14 18:22:57 EDT 2004
 
-   Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
+   Current maintainer: Bruce Momjian <bruce@momjian.us>
 
    The most recent version of this document can be viewed at
    http://www.postgresql.org/docs/faqs.FAQ_MINGW.html.