refactor(CI): Remove the unnecessary doc configuration

Author: kunzaatko

.github/workflows/Documenter.yml

@@ -31,7 +31,6 @@ jobs:
         shell: julia --project=docs --color=yes {0}
         run: |
           using Pkg
-          Pkg.develop(PackageSpec(path=pwd()))
           Pkg.instantiate()
       - uses: julia-actions/julia-buildpkg@v1
       - run: julia --project=docs docs/make.jl