Fix crash when editing hide-action filter

Tusker/Filterer.swift

@@ -126,11 +126,17 @@ class Filterer {
                         break
                     } else if old.0.pattern != new.0.pattern {
                         allMatch = false
+                        if new.1 == .hide {
+                            // if the pattern's changed and the action is hide, then the cell type for existing items may change
+                            actionsChanged = true
+                            break
+                        } else {
                             // continue because we want to know if any actions changed
                             continue
                         }
                     }
                 }
+            }
             if !allMatch {
                 generation += 1
                 filtersChanged?(actionsChanged)