Update .evergreen/config.in.yml

Co-authored-by: Bailey Pearson <[email protected]>

Author: PavelSafronov

.evergreen/config.in.yml

@@ -61,6 +61,7 @@ functions:
           git reset --hard HEAD
           git fetch origin "${SOURCE_REV}"
           git checkout "${SOURCE_REV}"
+          npm i
 
   "bootstrap mongo-orchestration":
     - command: subprocess.exec