Backport PR jupyterlab#11390: Fix release_test (jupyterlab#11395)

Co-authored-by: Jason Grout <[email protected]>

Author: meeseeksmachine

scripts/release_test.sh

@@ -12,7 +12,7 @@ OUTPUT_DIR=$(pwd)/build/${GROUP}_output
 JLAB_TEST_ENV="${CONDA_DEFAULT_ENV}_test"
 TEST_DIR=$(mktemp -d -t ${JLAB_TEST_ENV}XXXXX)
 
-conda create --override-channels --strict-channel-priority -c conda-forge -c nodefaults -y -n "$JLAB_TEST_ENV" 'nodejs>=10,!=13.*,!=15.*,!=17.*' pip wheel setuptools
+conda create --override-channels --strict-channel-priority -c conda-forge -c nodefaults -y -n "$JLAB_TEST_ENV" 'nodejs>=10,!=13.*,!=15.*,!=17.*' 'python!=3.10.0' pip wheel setuptools
 conda activate "$JLAB_TEST_ENV"
 
 python -m pip install $(ls dist/*.whl)