Install graphviz using apt-get

This is to ensure all dependencies are resolved and pulled correctly to
allow output format plugin registration.

Author: glopesdev

.github/workflows/docs.yml

@@ -32,8 +32,7 @@ jobs:
         with:
           path: |
             doxygen-1.12.0.linux.bin.tar.gz
-            ubuntu_24.04_graphviz-13.0.0-cmake.deb
-          key: doxygen-1.12.0_graphviz-13.0.0
+          key: doxygen-1.12.0
 
       # We don't use apt to acquire Doxygen because the version provided by Ubuntu is far too old
       # For Graphviz the available version is suitable, but it's actually significantly faster to just download it directly
@@ -43,16 +42,15 @@ jobs:
           wget --no-verbose https://github.com/doxygen/doxygen/releases/download/Release_1_12_0/doxygen-1.12.0.linux.bin.tar.gz
           echo "3c42c3f3fb206732b503862d9c9c11978920a8214f223a3950bbf2520be5f647 doxygen-1.12.0.linux.bin.tar.gz" | sha256sum --check --strict
 
-          wget --no-verbose https://gitlab.com/api/v4/projects/4207231/packages/generic/graphviz-releases/13.0.0/ubuntu_24.04_graphviz-13.0.0-cmake.deb
-          echo " 30b5050706d2ce51a1cdd1be43b31d34d30f73cde3c1e904a37916d30314eb91 ubuntu_24.04_graphviz-13.0.0-cmake.deb" | sha256sum --check --strict
-
       - name: Install Doxygen
         run: |
           tar -xf doxygen-1.12.0.linux.bin.tar.gz
           echo "$(pwd)/doxygen-1.12.0/bin" >> "$GITHUB_PATH"
 
       - name: Install Graphviz
-        run: sudo dpkg --install ubuntu_24.04_graphviz-13.0.0-cmake.deb
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y graphviz
 
       # ----------------------------------------------------------------------- Build documentation
       - name: Build documentation