Update the name of env var for triggering integrated conda build (#7557)

diff --git a/scripts/build_anaconda.sh b/scripts/build_anaconda.sh
index 217e40c..4497a33 100755
--- a/scripts/build_anaconda.sh
+++ b/scripts/build_anaconda.sh
@@ -113,7 +113,7 @@
 if [[ -n $CONDA_INSTALL_LOCALLY ]]; then
   install_locally=1
 fi
-if [[ -n $BUILD_INTEGRATED ]]; then
+if [[ -n $INTEGRATED ]]; then
   pytorch_too=1
 fi