Rewording of host requirement

spec.html

@@ -28681,7 +28681,7 @@ <h1>
             <p>and it performs FinishLoadingImportedModule(_referrer_, _moduleRequest_, _payload_, _result_) where _result_ is a normal completion, then it must perform FinishLoadingImportedModule(_referrer_, _moduleRequest_, _payload_, _result_) with the same _result_ each time.</p>
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-            <p>If _moduleRequest_.[[Attributes]] has an entry _entry_ such that _entry_.[[Key]] is *"type"* and _entry_.[[Value]] is *"json"*, the host environment must perform FinishLoadingImportedModule(_referrer_, _moduleRequest_, _payload_, _result_), where _result_ is either the Completion Record returned by an invocation of ParseJSONModule or a throw completion.</p>
+            <p>If _moduleRequest_.[[Attributes]] has an entry _entry_ such that _entry_.[[Key]] is *"type"* and _entry_.[[Value]] is *"json"*, when the host environment performs FinishLoadingImportedModule(_referrer_, _moduleRequest_, _payload_, _result_), _result_ must either be the Completion Record returned by an invocation of ParseJSONModule or a throw completion.</p>
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             The operation must treat _payload_ as an opaque value to be passed through to FinishLoadingImportedModule.