[MM-25990] Add filters to search all channels (#15009)

* MM-25990 Add filters to search all channels endpoint and clean up tests

* Add deleted filter

* Remove redundant private public query

store/store.go

@@ -750,11 +750,17 @@ type LinkMetadataStore interface {
 // PerPage number of results per page, if paginated.
 //
 type ChannelSearchOpts struct {
-	NotAssociatedToGroup string
-	IncludeDeleted       bool
-	ExcludeChannelNames  []string
-	Page                 *int
-	PerPage              *int
+	NotAssociatedToGroup    string
+	IncludeDeleted          bool
+	Deleted                 bool
+	ExcludeChannelNames     []string
+	TeamIds                 []string
+	GroupConstrained        bool
+	ExcludeGroupConstrained bool
+	Public                  bool
+	Private                 bool
+	Page                    *int
+	PerPage                 *int
 }
 
 func (c *ChannelSearchOpts) IsPaginated() bool {