Move serverless tests to new format

Author: alcaeus

.evergreen/config/legacy-tasks.yml

@@ -31,14 +31,6 @@ tasks:
         vars:
           TESTS: "versioned-api"
 
-  - name: "test-serverless"
-    tags: ["serverless"]
-    commands:
-      - func: "create serverless instance"
-      - func: "start kms servers"
-      - func: "set aws temp creds"
-      - func: "run serverless tests"
-
   - name: "test-loadBalanced"
     tags: ["loadbalanced"]
     commands:

.evergreen/config/legacy-variants.yml

@@ -113,12 +113,6 @@ buildvariants:
     tasks:
       - .versioned-api
 
-  - matrix_name: "serverless"
-    matrix_spec: { "os": "debian11", "php-edge-versions": "latest-stable", "driver-versions": "latest-stable" }
-    display_name: "Serverless"
-    tasks:
-      - .serverless
-
   - matrix_name: "test-loadBalanced"
     matrix_spec: { "os": "debian11", "mongodb-versions": "*", "php-edge-versions": "latest-stable", "driver-versions": "latest-stable" }
     display_name: "Load balanced - ${mongodb-versions}"

.evergreen/config/test-tasks.yml

@@ -5,3 +5,11 @@ tasks:
       - func: "run tests"
         vars:
           TESTS: "atlas"
+
+  - name: "test-serverless"
+    tags: ["serverless"]
+    commands:
+      - func: "create serverless instance"
+      - func: "start kms servers"
+      - func: "set aws temp creds"
+      - func: "run serverless tests"

.evergreen/config/test-variants.yml

@@ -18,6 +18,7 @@ buildvariants:
       - ".standalone .local !.3.6 !.4.0 !.4.2 !.4.4 !.5.0"
       - ".replicaset .local !.3.6 !.4.0 !.4.2 !.4.4 !.5.0"
       - ".sharded .local !.3.6 !.4.0 !.4.2 !.4.4 !.5.0"
+      - ".serverless"
   - name: test-debian92-php82-local
     tags: ["test", "debian", "x64"]
     display_name: "Test: Debian 9.2, PHP 8.2"