Fix up error-pattern style test

Author: Jonathan Turner

src/test/compile-fail/issue-14091.rs

@@ -9,8 +9,5 @@
 // except according to those terms.
 
 // error-pattern:mismatched types
-// error-pattern:expected bool, found integral variable
-// error-pattern:expected type `bool`
-// error-pattern:found type `_`
 
 fn main(){assert!(1,1);}