update storage engine variants

Author: blink1073

.evergreen/generated_configs/variants.yml

@@ -955,7 +955,7 @@ buildvariants:
   # Storage engine tests
   - name: storage-inmemory-rhel8-python3.9
     tasks:
-      - name: .standard-linux
+      - name: .standard-linux .standalone-noauth-nossl
     display_name: Storage InMemory RHEL8 Python3.9
     run_on:
       - rhel87-small

.evergreen/scripts/generate_config.py

@@ -286,7 +286,7 @@ def create_storage_engine_variants():
         python = CPYTHONS[0]
         expansions = dict(STORAGE_ENGINE=engine.lower())
         if engine == engines[0]:
-            tasks = [".standard-linux"]
+            tasks = [".standard-linux .standalone-noauth-nossl"]
         else:
             # MongoDB 4.2 drops support for MMAPv1
             versions = get_versions_until("4.0")