1201: TLS max -> inactive

Lets be consistent, we don't make min active as it alters your FP, and the risk is super low (updated the telemetry stat: down from 2% to 0.5%). Default max is now 4 anyway (don't care about ESR - they should be using the v60 archive).

user.js

@@ -698,12 +698,13 @@ user_pref("_user.js.parrot", "1200 syntax error: the parrot's a stiff!");
 user_pref("security.ssl.require_safe_negotiation", true);
 /* 1202: control TLS versions with min and max
  * 1=TLS 1.0, 2=TLS 1.1, 3=TLS 1.2, 4=TLS 1.3
- * [NOTE] Jul-2017: Telemetry indicates approx 2% of TLS web traffic uses 1.0 or 1.1
+ * [WARNING] Leave these at default, otherwise you alter your TLS fingerprint.
+ * Firefox telemetry (April 2019) shows only 0.5% of TLS web traffic uses 1.0 or 1.1
  * [1] http://kb.mozillazine.org/Security.tls.version.*
  * [2] https://www.ssl.com/how-to/turn-off-ssl-3-0-and-tls-1-0-in-your-browser/
  * [2] archived: https://archive.is/hY2Mm ***/
    // user_pref("security.tls.version.min", 3);
-user_pref("security.tls.version.max", 4);
+   // user_pref("security.tls.version.max", 4);
 /* 1203: disable SSL session tracking [FF36+]
  * SSL Session IDs are unique, last up to 24hrs in Firefox, and can be used for tracking
  * [SETUP-PERF] Relax this if you have FPI enabled (see 4000) *AND* you understand the