revert single channel click (#7738)

- Revert "collab tweaks (#7706)"
- Revert "2112 (#7640)"
- Revert "single click channel (#7596)"
- Reserve protobufs
- Don't revert migrations

Release Notes:

- N/A

**or**

- N/A

crates/rpc/proto/buf.yaml

@@ -0,0 +1,4 @@
+version: v1
+breaking:
+  use:
+    - WIRE

crates/rpc/proto/zed.proto

@@ -184,12 +184,9 @@ message Envelope {
         SetRoomParticipantRole set_room_participant_role = 156;
 
         UpdateUserChannels update_user_channels = 157;
-
-        JoinChannel2 join_channel2 = 158;
-        JoinChannelCall join_channel_call = 159;
-        JoinChannelCallResponse join_channel_call_response = 160;
-        LeaveChannelCall leave_channel_call = 161; // current max
     }
+
+    reserved 158 to 161;
 }
 
 // Messages
@@ -296,7 +293,7 @@ message Participant {
     ParticipantLocation location = 4;
     uint32 participant_index = 5;
     ChannelRole role = 6;
-    bool in_call = 7;
+    reserved 7;
 }
 
 message PendingParticipant {
@@ -1039,22 +1036,6 @@ message JoinChannel {
     uint64 channel_id = 1;
 }
 
-message JoinChannel2 {
-    uint64 channel_id = 1;
-}
-
-message JoinChannelCall {
-    uint64 channel_id = 1;
-}
-
-message JoinChannelCallResponse {
-    LiveKitConnectionInfo live_kit_connection_info = 1;
-}
-
-message LeaveChannelCall {
-    uint64 channel_id = 1;
-}
-
 message DeleteChannel {
     uint64 channel_id = 1;
 }

crates/rpc/src/proto.rs

@@ -198,7 +198,6 @@ messages!(
     (InlayHints, Background),
     (InlayHintsResponse, Background),
     (InviteChannelMember, Foreground),
-    (JoinChannel2, Foreground),
     (JoinChannel, Foreground),
     (JoinChannelBuffer, Foreground),
     (JoinChannelBufferResponse, Foreground),
@@ -209,9 +208,6 @@ messages!(
     (JoinRoom, Foreground),
     (JoinRoomResponse, Foreground),
     (LeaveChannelBuffer, Background),
-    (JoinChannelCall, Foreground),
-    (JoinChannelCallResponse, Foreground),
-    (LeaveChannelCall, Foreground),
     (LeaveChannelChat, Foreground),
     (LeaveProject, Foreground),
     (LeaveRoom, Foreground),
@@ -328,9 +324,6 @@ request_messages!(
     (InlayHints, InlayHintsResponse),
     (InviteChannelMember, Ack),
     (JoinChannel, JoinRoomResponse),
-    (JoinChannel2, JoinRoomResponse),
-    (JoinChannelCall, JoinChannelCallResponse),
-    (LeaveChannelCall, Ack),
     (JoinChannelBuffer, JoinChannelBufferResponse),
     (JoinChannelChat, JoinChannelChatResponse),
     (JoinProject, JoinProjectResponse),