update storage engine variants

Author: blink1073

.evergreen/generated_configs/variants.yml

@@ -955,15 +955,7 @@ buildvariants:
   # Storage engine tests
   - name: storage-inmemory-rhel8-python3.9
     tasks:
-      - name: .standalone .noauth .nossl .4.0 .sync_async
-      - name: .standalone .noauth .nossl .4.2 .sync_async
-      - name: .standalone .noauth .nossl .4.4 .sync_async
-      - name: .standalone .noauth .nossl .5.0 .sync_async
-      - name: .standalone .noauth .nossl .6.0 .sync_async
-      - name: .standalone .noauth .nossl .7.0 .sync_async
-      - name: .standalone .noauth .nossl .8.0 .sync_async
-      - name: .standalone .noauth .nossl .rapid .sync_async
-      - name: .standalone .noauth .nossl .latest .sync_async
+      - name: .standard-linux
     display_name: Storage InMemory RHEL8 Python3.9
     run_on:
       - rhel87-small
@@ -972,8 +964,7 @@ buildvariants:
       PYTHON_BINARY: /opt/python/3.9/bin/python3
   - name: storage-mmapv1-rhel8-python3.9
     tasks:
-      - name: .standalone .4.0 .noauth .nossl .sync_async
-      - name: .replica_set .4.0 .noauth .nossl .sync_async
+      - name: .standard-linux .server-4.0
     display_name: Storage MMAPv1 RHEL8 Python3.9
     run_on:
       - rhel87-small

.evergreen/scripts/generate_config.py

@@ -286,13 +286,11 @@ def create_storage_engine_variants():
         python = CPYTHONS[0]
         expansions = dict(STORAGE_ENGINE=engine.lower())
         if engine == engines[0]:
-            tasks = [f".standalone .noauth .nossl .{v} .sync_async" for v in ALL_VERSIONS]
+            tasks = [".standard-linux"]
         else:
             # MongoDB 4.2 drops support for MMAPv1
             versions = get_versions_until("4.0")
-            tasks = [f".standalone .{v} .noauth .nossl .sync_async" for v in versions] + [
-                f".replica_set .{v} .noauth .nossl .sync_async" for v in versions
-            ]
+            tasks = [f".standard-linux .server-{v}" for v in versions]
         display_name = get_variant_name(f"Storage {engine}", host, python=python)
         variant = create_variant(
             tasks, display_name, host=host, python=python, expansions=expansions