Fix linking problems with --enable-dso.

* build.conf (svn, svnversion): Add libsvn_fs to libs.

Index: build.conf
===================================================================
--- build.conf	(revision 14140)
+++ build.conf	(arbetskopia)
@@ -77,7 +77,7 @@
 description = Subversion Client
 type = exe
 path = subversion/clients/cmdline
-libs = libsvn_client libsvn_wc libsvn_ra libsvn_delta libsvn_subr
+libs = libsvn_client libsvn_wc libsvn_ra libsvn_fs libsvn_delta libsvn_subr
        aprutil apriconv apr neon
 manpages = subversion/clients/cmdline/svn.1
 install = bin
@@ -255,7 +255,7 @@
 description = Subversion Revision Extractor
 type = exe
 path = subversion/svnversion
-libs = libsvn_client libsvn_subr libsvn_wc aprutil apriconv apr neon
+libs = libsvn_client libsvn_subr libsvn_wc libsvn_fs aprutil apriconv apr neon
 install = bin
 manpages = subversion/svnversion/svnversion.1