yamlcpp: fix type error message
@@ -245,7 +245,7 @@ kdb setmeta user/tests/yamlcpp/typetest/number check/type short
kdb set user/tests/yamlcpp/typetest/number "One"
# RET: 5
-# STDERR: .*The type short failed to match for .*/number with string: One.*
+# STDERR: .*error in the type plugin.*
# ERROR: 52
kdb get user/tests/yamlcpp/typetest/number
