Auto merge of #22244 - georgeroman:response_statustext_default_change, r=jdm

Change Response's statusText default value from 'Ok' to an empty string

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Closes #22238

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- [X] `./mach test-tidy` does not report any errors

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- [X] There are tests for these changes

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tests/wpt/metadata/fetch/api/response/response-clone.html.ini

@@ -44,7 +44,3 @@
 
   [Check response clone use structureClone for teed ReadableStreams (DataViewchunk)]
     expected: FAIL
-
-  [Check Response's clone with default values, without body]
-    expected: FAIL
-

tests/wpt/metadata/fetch/api/response/response-init-001.html.ini

@@ -2,7 +2,3 @@
   type: testharness
   [Check default value for body attribute]
     expected: FAIL
-
-  [Check default value for statusText attribute]
-    expected: FAIL
-