[conda] Put output of test to an unexisting directory

conda/meta.yaml

@@ -75,7 +75,7 @@ test:
     - bdt caupdate --help
     - bdt new --help
     - bdt new -t "New package" -o bob.foobar bob/bob.foobar "John Doe" "joe.doe@example.com"
-    - bdt new -t "New package" -l bsd -o bob.foobar bob/bob.foobar "John Doe" "joe.doe@example.com"
+    - bdt new -t "New package" -l bsd -o bob.foobar2 bob/bob.foobar "John Doe" "joe.doe@example.com"
     - bdt new -t "New package" -l bsd -o beat.foobar beat/beat.foobar "John Doe" "joe.doe@example.com"
     - bdt ci --help
     - bdt ci base-build --help