test: minor cleanup to test-server-view.t

While looking into adding error output in this test, I did some cleanup.

tests/test-server-view.t

@@ -1,38 +1,38 b''
   $ hg init test
   $ cd test
   $ hg debugbuilddag '+2'
   $ hg phase --public 0
 
   $ hg serve -p $HGPORT -d --pid-file=hg.pid -E errors.log
   $ cat hg.pid >> $DAEMON_PIDS
   $ cd ..
   $ hg init test2
   $ cd test2
   $ hg incoming http://foo:xyzzy@localhost:$HGPORT/
   comparing with http://foo:***@localhost:$HGPORT/
   changeset:   0:1ea73414a91b
   user:        debugbuilddag
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     r0
   
   changeset:   1:66f7d451a68b
   tag:         tip
   user:        debugbuilddag
   date:        Thu Jan 01 00:00:01 1970 +0000
   summary:     r1
   
   $ killdaemons.py
 
-  $ cd ../test
-  $ hg --config server.view=immutable serve -p $HGPORT -d --pid-file=hg.pid -E errors.log
+  $ cd ..
+  $ hg -R test --config server.view=immutable serve -p $HGPORT -d --pid-file=hg.pid -E errors.log
   $ cat hg.pid >> $DAEMON_PIDS
-  $ cd ../test2
-  $ hg incoming http://foo:xyzzy@localhost:$HGPORT/
+  $ hg -R test2 incoming http://foo:xyzzy@localhost:$HGPORT/
   comparing with http://foo:***@localhost:$HGPORT/
   changeset:   0:1ea73414a91b
   tag:         tip
   user:        debugbuilddag
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     r0
   
+  $ cat errors.log
   $ killdaemons.py