add xclim v0.53 workaround

.github/workflows/main.yml

@@ -117,9 +117,9 @@ jobs:
             python=${{ matrix.python-version }}
           micromamba-version: "1.5.10-0"  # pinned to avoid the breaking changes with mamba and micromamba (2.0.0).
       - name: Install xclim development version
+        # FIXME: This is a workaround to install xclim v0.53, which is not released.
         run: |
           echo "Installing xclim from main branch until version 0.53.0+ is released"
-          micromamba remove -y xclim
           python -m pip install git+https://github.com/Ouranosinc/xclim.git@main
       - name: Install xsdba
         run: |

.readthedocs.yml

@@ -15,6 +15,10 @@ build:
   tools:
     python: "mambaforge-22.9"
   jobs:
+    pre_install:
+      # FIXME: This is a workaround to install xclim v0.53, which is not released.
+      - mamba install -y -n base -c conda-forge "xclim=0.52.2"
+      - pip install git+https://github.com/Ouranosinc/xclim.git@main
     pre_build:
       - sphinx-apidoc -o docs/apidoc --private --module-first src/xsdba
       - sphinx-build -M gettext docs docs/_build