webnn: emulate for quantizeLinear on coreml

Change-Id: I8dd7669f6951f56be0532da7ad894c5c5a276918
Bug: 338529226
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6394003
Reviewed-by: Reilly Grant <[email protected]>
Commit-Queue: Phillis Tang <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1439116}

Author: philloooo

webnn/conformance_tests/quantizeLinear.https.any.js

@@ -202,7 +202,7 @@ const quantizeLinearTests = [
           'constant': true
         },
         'quantizeLinearScale': {
-          'data': [0.2800687253475189, -4.617084980010986],
+          'data': [0.2800687253475189, 4.617084980010986],
           'descriptor': {shape: [2, 1], dataType: 'float32'},
           'constant': true
         },
@@ -222,7 +222,7 @@ const quantizeLinearTests = [
       }],
       'expectedOutputs': {
         'quantizeLinearOutput': {
-          'data': [119, 111, 126, 127],
+          'data': [119, 111, 130, 129],
           'descriptor': {shape: [1, 1, 2, 2], dataType: 'uint8'}
         }
       }