PYTHON-4287: Update Atlas CLI to 1.18 (#13)

* update atlas to 1.18

* check for directory

* Update .evergreen/provision-atlas.sh

---------

Co-authored-by: Jib <[email protected]>

Author: Jibola

.evergreen/provision-atlas.sh

@@ -13,12 +13,12 @@ DEPLOYMENT_NAME=$DIR
 
 # Download the mongodb tar and extract the binary into the atlas directory
 set -ex
-curl https://fastdl.mongodb.org/mongocli/mongodb-atlas-cli_1.16.0_linux_x86_64.tar.gz -o atlas.tgz
+curl https://fastdl.mongodb.org/mongocli/mongodb-atlas-cli_1.18.0_linux_x86_64.tar.gz -o atlas.tgz
 tar zxf atlas.tgz
-mv mongodb-atlas-cli_1.16.0* atlas
+mv mongodb-atlas-cli_1.18.0* atlas
 
 # Create a local atlas deployment and store the connection string as an env var
-$atlas deployments setup $DIR --type local --force
+$atlas deployments setup $DIR --type local --force --debug
 $atlas deployments start $DIR
 CONN_STRING=$($atlas deployments connect $DIR --connectWith connectionString)