eolian: push missing event type changes in tests

src/tests/eolian/data/docs.eo

@@ -81,6 +81,6 @@ class Docs {
         }
     }
     events {
-        clicked; [[Event docs.]]
+        clicked: void; [[Event docs.]]
     }
 }

src/tests/eolian/data/events.eo

@@ -5,10 +5,10 @@ struct Evas_Event_Clicked_Double_Info {
 class Events {
    event_prefix: totally_not_events;
    events {
-      clicked @beta; [[Comment for clicked]]
+      clicked @beta: void; [[Comment for clicked]]
       clicked,double: Evas_Event_Clicked_Double_Info; /* No comment */
-      hot @hot;
-      restart @restart;
-      hot_restart @hot @restart;
+      hot @hot: void;
+      restart @restart: void;
+      hot_restart @hot @restart: void;
    }
 }

src/tests/eolian_cxx/callback.eo

@@ -8,7 +8,7 @@ class Callback (Efl.Object)
 {
    data: Callback_Data;
    events {
-     prefix,event1;
+     prefix,event1: void;
      prefix,event2: Callback;
      prefix,event3: int;
      prefix,event4: list<int*>;

src/tests/eolian_cxx/docs.eo

@@ -81,6 +81,6 @@ class Docs {
         }
     }
     events {
-        clicked; [[Event docs.]]
+        clicked: void; [[Event docs.]]
     }
 }

src/tests/eolian_js/test_object.eo

@@ -338,9 +338,9 @@ class Test.Object (Efl.Object) {
       Efl.Object.destructor;
    }
    events {
-      test;
+      test: void;
       test,structarg: Test.Struct_Ex;
       test,stringarg: string;
-      repeated,event,name;
+      repeated,event,name: void;
    }
 }