fix plots

Author: ChrisRackauckas

.github/workflows/Documentation.yml

@@ -28,6 +28,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # For authentication with GitHub Actions token
           DOCUMENTER_KEY: ${{ secrets.DOCUMENTER_KEY }} # For authentication with SSH deploy key
+          JULIA_DEBUG: "Documenter"
         run: DISPLAY=:0 xvfb-run -s '-screen 0 1024x768x24' julia --project=docs/ --code-coverage=user docs/make.jl
       - uses: julia-actions/julia-processcoverage@v1
       - uses: codecov/codecov-action@v4

docs/src/tutorials/initialization.md

@@ -34,7 +34,7 @@ To illustrate how to perform the initialization, let's take a look at the Cartes
 pendulum:
 
 ```@example init
-using ModelingToolkit, OrdinaryDiffEq, Test
+using ModelingToolkit, OrdinaryDiffEq, Plots
 using ModelingToolkit: t_nounits as t, D_nounits as D
 
 @parameters g