xbps: add patch to reset rv on hash mismatch

srcpkgs/xbps/patches/d72091a20.patch

@@ -0,0 +1,18 @@
+commit d72091a2060817ac10f55fbd8de4e0611d6d6940
+Author: Duncaen <mail@duncano.de>
+Date:   Wed Jun 26 13:07:16 2019 +0200
+
+    lib/transaction_files.c: fix returning error on hash mismatch
+
+diff --git lib/transaction_files.c lib/transaction_files.c
+index 4dbf4584..9a6ca630 100644
+--- lib/transaction_files.c
++++ lib/transaction_files.c
+@@ -331,6 +331,7 @@ collect_obsoletes(struct xbps_handle *xhp)
+ 				continue;
+ 			case ERANGE:
+ 				/* hash mismatch don't delete it */
++				rv = 0;
+ 				continue;
+ 			default:
+ 				break;

srcpkgs/xbps/template

@@ -1,7 +1,7 @@
 # Template file for 'xbps'
 pkgname=xbps
 version=0.56
-revision=2
+revision=3
 bootstrap=yes
 build_style=configure
 short_desc="XBPS package system utilities"