Disallow the integrity attribute for inline scripts

Fallout from whatwg#1984.

source

@@ -57556,11 +57556,12 @@ interface <dfn>HTMLScriptElement</dfn> : <span>HTMLElement</span> {
   the script specified by an element will be executed. The value is text. <ref spec="CSP"></p>
 
   <p>The <dfn data-export="" data-dfn-for="script" data-dfn-type="element-attr"><code
-  data-x="attr-script-integrity">integrity</code></dfn> attribute represents the
-  <span data-x="concept-request-integrity-metadata">integrity metadata</span> for requests which
-  this element is responsible for. The value is text. The <code
-  data-x="attr-script-integrity">integrity</code> attribute must not be specified when
-  embedding a <span data-x="module script">module script</span>. <ref spec="SRI"></p>
+  data-x="attr-script-integrity">integrity</code></dfn> attribute represents the <span
+  data-x="concept-request-integrity-metadata">integrity metadata</span> for requests which this
+  element is responsible for. The value is text. The <code
+  data-x="attr-script-integrity">integrity</code> attribute must not be specified when embedding a
+  <span>module script</span> or when the <code data-x="attr-script-src">src</code> attribute is not
+  specified. <ref spec="SRI"></p>
 
 
   <p>Changing the <code data-x="attr-script-src">src</code>, <code