Updated Ubuntu CI to build deps

Author: EmperorPenguin18

.github/workflows/c-cpp.yml renamed to .github/workflows/ubuntu.yml

@@ -1,4 +1,4 @@
-name: C/C++ CI
+name: Ubuntu CI
 
 on:
   push:
@@ -16,6 +16,6 @@ jobs:
     - name: sync repos
       run: sudo apt-get update
     - name: install dependencies
-      run: sudo apt-get install -y libsdl2-image-dev libsdl2-mixer-dev libsdl2-ttf-dev libphysfs-dev libcjson-dev chipmunk-dev
+      run: bash builddeps.sh
     - name: make
       run: make release