Remove READTHEDOCS from docs build env

Author: greschd

.github/workflows/ci.yml

@@ -29,8 +29,6 @@ jobs:
         INSTALL_TYPE: ${{ matrix.install-type }}
       run: .ci/install_script.sh
     - name: Build documentation
-      env:
-        READTHEDOCS: 'True'
       run: make SPHINXOPTS='-nW' -C doc html
     - uses: actions/upload-artifact@v2
       with:

.github/workflows_source/ci.yml

@@ -46,8 +46,6 @@ jobs:
       - *PYTHON_SETUP
       - *INSTALL_PROJECT
       - name: Build documentation
-        env:
-          READTHEDOCS: "True"
         run: make SPHINXOPTS='-nW' -C doc html
       - uses: actions/upload-artifact@v2
         with:

doc/source/conf.py

@@ -42,7 +42,7 @@
 intersphinx_mapping = {
     "python": ("https://docs.python.org/3", None),
     "numpy": ("https://numpy.org/devdocs/", None),
-    "symmetry-representation": ("http://z2pack.ethz.ch/symmetry-representation/", None),
+    "symmetry-representation": ("http://symmetry-representation.greschd.ch//", None),
     "fsc.hdf5-io": ("http://frescolinogroup.github.io/frescolino/pyhdf5io/0.5/", None),
 }