pbuild class: bump datasize and maxproc; these should be sufficient for

running a ports bulk without bumping anything else
(matches what's on amd64.ports and exopi)
ok sthen@ phessler@ espie@ naddy@

src/etc/etc.amd64/login.conf

@@ -1,4 +1,4 @@
-# $OpenBSD: login.conf,v 1.9 2017/02/06 18:11:33 sthen Exp $
+# $OpenBSD: login.conf,v 1.10 2019/05/02 08:35:10 ajacoutot Exp $
 
 #
 # Sample login.conf file.  See login.conf(5) for details.
@@ -92,9 +92,9 @@ authpf:\
 #
 pbuild:\
 	:datasize-max=infinity:\
-	:datasize-cur=4096M:\
+	:datasize-cur=5120M:\
 	:maxproc-max=1024:\
-	:maxproc-cur=256:\
+	:maxproc-cur=384:\
 	:tc=default:
 
 #