Revert changes

Author: ufechner7

.github/workflows/CI.yml

@@ -48,9 +48,6 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - name: Instantiate project
-        run: julia -e 'using Pkg; Pkg.activate("."); Pkg.resolve(); Pkg.instantiate()'
-        shell: bash
       - uses: actions/cache@v4
         env:
           cache-name: cache-artifacts
@@ -92,9 +89,6 @@ jobs:
       with:
         arch: ${{ matrix.julia_arch }}
         version: ${{ matrix.julia_version }}
-    - name: Instantiate project
-      run: julia -e 'using Pkg; Pkg.activate("."); Pkg.resolve(); Pkg.instantiate()'
-      shell: bash
     - uses: julia-actions/cache@v2
     - uses: julia-actions/julia-runtest@v1
       env: