Apply suggestion from @odow

Author: odow

src/Bridges/Variable/Variable.jl

@@ -35,7 +35,7 @@ function add_all_bridges(model, ::Type{T}) where {T}
     # MOI.Bridges.add_bridge(model, RSOCtoSOCBridge{T})
     # MOI.Bridges.add_bridge(model, SOCtoRSOCBridge{T})
     # MOI.Bridges.add_bridge(model, VectorizeBridge{T})
-    # MOI.Bridges.add_bridge(model, ZerosBridge{T})
+    MOI.Bridges.add_bridge(model, ZerosBridge{T})
     return
 end