Merge 95abf08701 into 23ff7f1343

* Fix minor typo in content hash calculations

* Changelog

changelogs/client_server/newsfragments/2107.clarification

@@ -0,0 +1 @@
+"Public" rooms have no specific meaning with respect to moderation policy lists.

changelogs/server_server/newsfragments/2128.clarification

@@ -0,0 +1 @@
+Fix various typos throughout the specification.

content/client-server-api/modules/moderation_policies.md

@@ -18,8 +18,9 @@ the entity making the decisions on filtering is best positioned to
 interpret the rules how it sees fit.
 
 Moderation policy lists are stored as room state events. There are no
-restrictions on how the rooms can be configured (they could be public,
-private, encrypted, etc).
+restrictions on how the rooms can be configured in terms of
+[join rules](#mroomjoin_rules), [history visibility](#room-history-visibility),
+encryption, etc.
 
 There are currently 3 kinds of entities which can be affected by rules:
 `user`, `server`, and `room`. All 3 are described with

content/server-server-api.md

@@ -1337,7 +1337,7 @@ calculated as follows.
 The *content hash* of an event covers the complete event including the
 *unredacted* contents. It is calculated as follows.
 
-First, any existing `unsigned`, `signature`, and `hashes` members are
+First, any existing `unsigned`, `signatures`, and `hashes` properties are
 removed. The resulting object is then encoded as [Canonical
 JSON](/appendices#canonical-json), and the JSON is hashed using
 SHA-256.