m.room.server_acl: remove matrix.org mentions as I have promised to not ACL ban it again, mjolnir.matrix.org is discontinued, implying subdomains was proven wrong

matrix/m.room.server_acl/README.md

@@ -18,23 +18,12 @@ Note:
 - When sending the custom event via `/devtools` for the first time, click
   the `Event` so it says `State Event` and asks for `State key` in addition to `type`,
   which can/is left empty as usual.
-- Subdomains appear to be implied by specifying 2nd level domain. E.g.
-  `matrix.org` appears to apply to `*.matrix.org` at least on Synapse.
-- See a later section for the allow list explanation
 
 ```json
 {
-  "allow": [
-    "*",
-    "pikaviestin.fi",
-    "dendrite.matrix.org",
-    "tedomum.net",
-    "artemislena.eu"
-  ],
+  "allow": ["*", "pikaviestin.fi", "tedomum.net", "artemislena.eu"],
   "allow_ip_literals": false,
   "deny": [
-    "matrix.org",
-    "mjolnir.matrix.org",
     "the-apothecary.club",
     "disroot.org",
     "privacytools.io",
@@ -56,15 +45,8 @@ Note:
 
 Explanations:
 
-- `matrix.org`, `*.matrix.org`
-  - Very big homeservers promoting centralisation of users and power. Also
-    big source of spam, poor moderation and abusive bot performing public
-    logging of members-only rooms.
-  - **_DEAR AMINDA FROM THE FUTURE, DO NOT UNBAN `mjolnir.matrix.org` OR IT WILL LIKELY ACL BAN EVERYONE
-    ELSE. YOU HAVE BEEN WARNED.._**
-- `matrix.org`, `evulid.cc`
-  - Run instances of [matrix-public-archive](https://github.com/matrix-org/matrix-public-archive/issues/47) which [misses proper ability to opt-out](https://github.com/matrix-org/matrix-public-archive/issues/47)
-  - `dendrite.matrix.org` is innocent :sweat_smile:
+- `evulid.cc`
+  - Runs instance of [matrix-public-archive](https://github.com/matrix-org/matrix-public-archive/issues/47) which [misses proper ability to opt-out](https://github.com/matrix-org/matrix-public-archive/issues/47)
 - `the-apothecary.club`
   - _USA far left_ authoritarian homeserver, confusing in Fenno-Scandia, may be banned from
     my public rooms to avoid fourth worse conflict. I have also deactivated