E0093 needs to be updated to new format

[sophiajt]

From: src/test/compile-fail/E0093.rs

Error E0093 needs a span_label, updating it from:

error[E0093]: unrecognized intrinsic function: `foo`
  --> src/test/compile-fail/E0093.rs:13:5
   |
13 |     fn foo(); //~ ERROR E0093
   |     ^^^^^^^^^

To:

error[E0093]: unrecognized intrinsic function: `foo`
  --> src/test/compile-fail/E0093.rs:13:5
   |
13 |     fn foo(); //~ ERROR E0093
   |     ^^^^^^^^^ unrecognized intrinsic