docs(fix): index capacitors of the ChaoticAttractor sys

Author: ven-k

docs/src/tutorials/custom_component.md

@@ -117,11 +117,11 @@ Since the initial voltage of the capacitors was already specified via `v` and th
 prob = ODEProblem(sys, Pair[], (0, 5e4), saveat = 0.01)
 sol = solve(prob)
 
-plot(sol[capacitor1.v], sol[capacitor2.v], title = "Chaotic Attractor", label = "",
+plot(sol[sys.capacitor1.v], sol[sys.capacitor2.v], title = "Chaotic Attractor", label = "",
     ylabel = "C1 Voltage in V", xlabel = "C2 Voltage in V")
 ```
 
 ```@example components
-plot(sol; idxs = [capacitor1.v, capacitor2.v, inductor.i],
+plot(sol; idxs = [sys.capacitor1.v, sys.capacitor2.v, sys.inductor.i],
     labels = ["C1 Voltage in V" "C2 Voltage in V" "Inductor Current in A"])
 ```