Relax pandas constraint to <3 and simplify CI install

Author: vkarampudi

.github/workflows/conda-build.yml

@@ -74,9 +74,6 @@ jobs:
     - name: Install wheel and dependencies
       shell: bash -l {0}
       run: |
-        python -m pip install "setuptools<70"
-        python -m pip install "Cython<3"
-        python -m pip install "pandas<2" --no-build-isolation
         python -m pip install dist/*.whl
         python -m pip install pytest
 

setup.py

@@ -211,7 +211,7 @@ def select_constraint(default, nightly=None, git_master=None):
         # Beam's DirectRunner.
         "joblib>=1.2.0",  # Dependency for multi-processing.
         "numpy>=1.22.0",
-        "pandas>=1.0,<2",
+        "pandas>=1.0,<3",
         "protobuf>=6.0.0,<7.0.0",
         "pyarrow>=14",
         "pyfarmhash>=0.2.2,<0.4",