[PATCH] recipetool/append: Fix selftest failure with multilib

[Richard Purdie <richard.purdie@linuxfoundation.org>]

If you have multilib enabled, it finds lib32-base-files instead of 
base-files for test_recipetool_appendfile_basic causing a test 
failure. Add a fix for this.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/scripts/lib/recipetool/append.py b/scripts/lib/recipetool/append.py
index 9903871..a2133f7 100644
--- a/scripts/lib/recipetool/append.py
+++ b/scripts/lib/recipetool/append.py
@@ -280,6 +280,9 @@ def appendfile(args):
                 alternative_pns.append(pn[1:])
             elif pn.startswith('!'):
                 postinst_pns.append(pn[1:])
+            elif selectpn:
+                # hit here with multilibs
+                continue
             else:
                 selectpn = pn