Remove debugging changes accidentally left in

Author: tlively

src/test/codegen/abi-efiapi.rs

@@ -1,6 +1,3 @@
-// FIXME: debugging only, do not land
-// ignore-emscripten
-
 // Checks if the correct annotation for the efiapi ABI is passed to llvm.
 
 // revisions:x86_64 i686 arm

src/test/ui/issues/issue-37131.rs

@@ -4,7 +4,5 @@
 // compile-flags: --target=thumbv6m-none-eabi
 // ignore-arm
 
-// ignore-emscripten FIXME: debugging only, do not land
-
 // error-pattern:target may not be installed
 fn main() { }

src/test/ui/issues/issue-49851/compiler-builtins-error.rs

@@ -2,8 +2,6 @@
 // http://rust-lang.org/COPYRIGHT.
 //
 
-// ignore-emscripten FIXME: debugging only, do not land
-
 // compile-flags: --target thumbv7em-none-eabihf
 #![deny(unsafe_code)]
 #![deny(warnings)]

src/test/ui/issues/issue-50993.rs

@@ -2,8 +2,6 @@
 // build-pass
 // error-pattern: dropping unsupported crate type `dylib` for target `thumbv7em-none-eabihf`
 
-// ignore-emscripten FIXME: debugging only, do not land
-
 #![feature(no_core)]
 
 #![no_std]