DOCSP-11590 update compat swift (#664)

* DOCSP-11544: update Java landing pages for 4.1 (#663)

Author: Chris Cho

source/includes/mongodb-compatibility-table-swift.rst

@@ -9,17 +9,16 @@
      - MongoDB 4.0
      - MongoDB 3.6
      - MongoDB 3.4
-     - MongoDB 3.2
-     - MongoDB 3.0
-     - MongoDB 2.6
 
    * - 1.0.0
-     -
+     - ✓ (*)
      - |checkmark|
      - |checkmark|
      - |checkmark|
      - |checkmark|
-     -
-     -
-     -
 
+The Swift driver is not compatible with MongoDB server versions older than 3.4.
+
+(*) Not all features in MongoDB 4.4 are available in this version of the
+driver including OCSP and MONGODB-AWS. These features will be included in
+future versions of the driver.