Pin conda to 23.7.3 before doing conda build in windows (#4717)

Pin conda to 23.7.3 before doing conda build in windows
Small code cleanup to remove commented out lines

Author: atalman

.github/workflows/build_conda_windows.yml

@@ -134,7 +134,7 @@ jobs:
           export VSDEVCMD_ARGS=''
           source "${BUILD_ENV_FILE}"
           source /c/Jenkins/Miniconda3/etc/profile.d/conda.sh
-          conda install -yq conda-build "conda-package-handling!=1.5.0"
+          conda install -yq conda-build "conda-package-handling!=1.5.0" conda=23.7.3
 
           conda build \
             -c defaults \
@@ -155,10 +155,6 @@ jobs:
           export VSTOOLCHAIN_PACKAGE=vs2019
           export VSDEVCMD_ARGS=''
 
-          #conda install -yq conda-build "conda-package-handling!=1.5.0"
-          #bash packaging/build_conda.sh
-
-
           conda build \
             -c defaults \
             -c "${CUDATOOLKIT_CHANNEL}" \