Eliminate all Instances of `Weight::zero()`

• Added benchmarks instead of Weight::zero() placeholders.
• Added a missing benchmark in pallet_universal_dividend.
• Regenerated weights for all pallets.
• Added commit f1c396107a2312e5e029a5fe8e36f05234fc2511 to Duniter Substrate to fix pallet_balance WeightInfo.

pallets/duniter-wot/src/lib.rs

@@ -326,7 +326,7 @@ impl<T: Config<I>, I: 'static> sp_membership::traits::OnEvent<IdtyIndex> for Pal
 where
     T: pallet_membership::Config<I>,
 {
-    fn on_event(membership_event: &sp_membership::Event<IdtyIndex>) -> Weight {
+    fn on_event(membership_event: &sp_membership::Event<IdtyIndex>) {
         match membership_event {
             sp_membership::Event::<IdtyIndex>::MembershipAcquired(idty_index) => {
                 if !T::IsSubWot::get() {
@@ -355,9 +355,6 @@ where
                 });
             }
         }
-        // The weight accounting is performed where the handler is called.
-        // See in pallet-membership.
-        Weight::zero()
     }
 }