MM-54123 Add group to channel (#22954)

* adding group members to channel initial commit

* adding group to channel functionality along with add new team members

* fixing circular dependency

* fixing e2e and other optimizations

* adding e2e tests for adding group members to channels

* cypress lint

* fixing comments

* adding count to button

* improvements

* adjusting some stuff from PR comments

* remove ability to add user to team, update message for non-team members

* remove adding to team from add groups functionality

* update misspelled variable

* lint and unit test fixes

* add tests, cleanup

* lint fix

* revert package-lock.json

* fixes for cypress tests

* rename TeamInviteBanner to TeamWarningBanner, since invites are no longer allowed

* update for warning

* lint fixes

* cleanup

* fix failing e2e tests

* update messages to not use markdown

---------

Co-authored-by: Scott Bishel <scott.bishel@mattermost.com>
Co-authored-by: Mattermost Build <build@mattermost.com>

server/channels/web/params.go

@@ -75,6 +75,7 @@ type Params struct {
 	NotAssociatedToChannel    string
 	Paginate                  *bool
 	IncludeMemberCount        bool
+	IncludeMemberIDs          bool
 	NotAssociatedToGroup      string
 	ExcludeDefaultChannels    bool
 	LimitAfter                int
@@ -218,6 +219,7 @@ func ParamsFromRequest(r *http.Request) *Params {
 	}
 
 	params.IncludeMemberCount, _ = strconv.ParseBool(query.Get("include_member_count"))
+	params.IncludeMemberIDs, _ = strconv.ParseBool(query.Get("include_member_ids"))
 	params.NotAssociatedToGroup = query.Get("not_associated_to_group")
 	params.ExcludeDefaultChannels, _ = strconv.ParseBool(query.Get("exclude_default_channels"))
 	params.GroupIDs = query.Get("group_ids")