Remove csot tests

Author: comandeo-mongo

Diff for: .evergreen/config.yml

@@ -1410,16 +1410,6 @@ buildvariants:
     tasks:
       - name: "test-mlaunch"
 
-  - matrix_name: CSOT
-    matrix_spec:
-      ruby: "ruby-3.2"
-      mongodb-version: "7.0"
-      topology: replica-set-single-node
-      os: ubuntu2204
-    display_name: "CSOT - ${mongodb-version}"
-    tasks:
-      - name: test-csot
-
   - matrix_name: "no-retry-reads"
     matrix_spec:
       retry-reads: no-retry-reads

Diff for: .evergreen/config/standard.yml.erb

@@ -146,16 +146,6 @@ buildvariants:
     tasks:
       - name: "test-mlaunch"
 
-  - matrix_name: CSOT
-    matrix_spec:
-      ruby: <%= latest_ruby %>
-      mongodb-version: <%= latest_stable_mdb %>
-      topology: replica-set-single-node
-      os: ubuntu2204
-    display_name: "CSOT - ${mongodb-version}"
-    tasks:
-      - name: test-csot
-
   - matrix_name: "no-retry-reads"
     matrix_spec:
       retry-reads: no-retry-reads