chore(cts): Enable test fixed by objc2 (gfx-rs#8950)

Closes gfx-rs#7357

Author: andyleiserson

cts_runner/src/bootstrap.js

@@ -238,7 +238,7 @@ const requestDevice = webgpu.GPUAdapter.prototype.requestDevice;
 webgpu.GPUAdapter.prototype.requestDevice = function(desc) {
     return requestDevice.call(this, desc).then((device) => {
         device.onuncapturederror = (event) => {
-            core.print("cts_runner caught WebGPU error:" + event.error.message, true);
+            core.print("cts_runner caught WebGPU error: " + event.error.message + "\n", true);
         };
         return device;
     })

cts_runner/test.lst

@@ -43,8 +43,7 @@ webgpu:api,operation,rendering,color_target_state:blending,GPUBlendComponent:*
 webgpu:api,operation,rendering,depth:*
 webgpu:api,operation,rendering,draw:*
 webgpu:api,operation,shader_module,compilation_info:*
-// Likely due to https://github.com/gfx-rs/wgpu/issues/7357.
-fails-if(metal) webgpu:api,operation,uncapturederror:iff_uncaptured:*
+webgpu:api,operation,uncapturederror:iff_uncaptured:*
 //FAIL: webgpu:api,operation,uncapturederror:onuncapturederror_order_wrt_addEventListener
 // There are also two unimplemented SKIPs in uncapturederror not enumerated here.
 fails-if(vulkan) webgpu:api,operation,vertex_state,correctness:array_stride_zero:*

cts_runner/tests/integration.rs

@@ -84,12 +84,12 @@ fn uncaptured_error() {
             const device = await adapter.requestDevice();
             device.createShaderModule({ code })
         "#,
-        "cts_runner caught WebGPU error:
+        "cts_runner caught WebGPU error:\x20
 Shader '' parsing error: the type of `val` is expected to be `u32`, but got `{AbstractFloat}`
   ┌─ wgsl:1:7
   │
 1 │ const val: u32 = 1.1;
-  │       ^^^ definition of `val`\n\n",
+  │       ^^^ definition of `val`\n\n\n",
     );
 }