1825: widevine update to inactive, see #709

- at worse, the update pref causes a security risk. I'll leave it in for now

user.js

@@ -964,7 +964,7 @@ user_pref("media.gmp-provider.enabled", false);
 /* 1825: disable widevine CDM (Content Decryption Module) [SETUP-WEB] ***/
 user_pref("media.gmp-widevinecdm.visible", false);
 user_pref("media.gmp-widevinecdm.enabled", false);
-user_pref("media.gmp-widevinecdm.autoupdate", false);
+   // user_pref("media.gmp-widevinecdm.autoupdate", false);
 /* 1830: disable all DRM content (EME: Encryption Media Extension) [SETUP-WEB]
  * [SETTING] General>DRM Content>Play DRM-controlled content
  * [1] https://www.eff.org/deeplinks/2017/10/drms-dead-canary-how-we-just-lost-web-what-we-learned-it-and-what-we-need-do-next ***/