Bug 1561364 [wpt PR 17503] - Use consistent test naming in encoding/encodeInto.any.js, a=testonly

Automatic update from web-platform-tests
Use consistent test name (#17503)

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wpt-commits: 5059d2c77703d67d2f76931b44e6d2437526b6e9
wpt-pr: 17503

testing/web-platform/tests/encoding/encodeInto.any.js

@@ -126,7 +126,7 @@
  Float64Array].forEach(view => {
   test(() => {
     assert_throws(new TypeError(), () => new TextEncoder().encodeInto("", new view(new ArrayBuffer(0))));
-  }, "Invalid encodeInto() destination: " + view);
+  }, "Invalid encodeInto() destination: " + view.name);
  });
 
 test(() => {