PHPC-1180: Enable weak cert validation for Evergreen SSL envs

Author: jmikola

.evergreen/run-tests.sh

@@ -17,7 +17,7 @@ OS=$(uname -s | tr '[:upper:]' '[:lower:]')
 export REPORT_EXIT_STATUS=1
 
 if [ "$SSL" = "yes" ]; then
-   MONGODB_URI="${MONGODB_URI}/?ssl=true"
+   MONGODB_URI="${MONGODB_URI}/?ssl=true&sslallowinvalidcertificates=true"
 fi
 
 echo "Running $AUTH tests, connecting to $MONGODB_URI"