Added dependency on min dpctl version while creating build docs env (#1580)

Author: antonwolfy

.github/workflows/build-sphinx.yml

@@ -91,7 +91,7 @@ jobs:
 
       - name: Install dpnp dependencies
         run: |
-          conda install numpy"<1.24" dpctl mkl-devel-dpcpp onedpl-devel tbb-devel dpcpp_linux-64 \
+          conda install numpy"<1.24" dpctl">=0.15.0" mkl-devel-dpcpp onedpl-devel tbb-devel dpcpp_linux-64 \
               cmake cython pytest ninja scikit-build sysroot_linux-64">=2.28" ${{ env.CHANNELS }}
 
       - name: Install cuPy dependencies