Bug 1619590 - Fix Failed prop type warnings in InspectAction and _ActionButton r=jdescottes

Differential Revision: https://phabricator.services.mozilla.com/D65217

--HG--
extra : moz-landing-system : lando

devtools/client/aboutdebugging/src/components/debugtarget/InspectAction.js

@@ -26,7 +26,7 @@ class InspectAction extends PureComponent {
       dispatch: PropTypes.func.isRequired,
       disabled: PropTypes.bool,
       target: Types.debugTarget.isRequired,
-      title: Types.string,
+      title: PropTypes.string,
     };
   }
 

devtools/client/aboutdebugging/src/components/debugtarget/ServiceWorkerAdditionalActions.js

@@ -34,7 +34,7 @@ class _ActionButton extends PureComponent {
     return {
       children: PropTypes.node,
       className: PropTypes.string.isRequired,
-      disabled: PropTypes.bool.isRequired,
+      disabled: PropTypes.bool,
       disabledTitle: PropTypes.string,
       onClick: PropTypes.func.isRequired,
     };