chore: upgrade swift-tools-version to 6.0 and enable library evolution for Android compatibility

Author: vkuttyp

.spi.yml

@@ -1,4 +1,6 @@
 version: 1
+swift_versions:
+  - 6.0
 builder:
   configs:
     - documentation_targets:
@@ -7,3 +9,11 @@ builder:
         - CosmoPostgres
         - CosmoMySQL
         - CosmoSQLite
+      platforms:
+        - android
+        - ios
+        - macos
+        - linux
+        - tvos
+        - watchos
+        - visionos

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version: 5.9
+// swift-tools-version: 6.0
 import PackageDescription
 
 // SQLite is provided by the Apple SDK on Darwin; on Linux we need a system library.
@@ -154,4 +154,6 @@ let package = Package(
     ] + sqliteSystemLibTargets
 )
 
-var swiftSettings: [SwiftSetting] { [] }
+var swiftSettings: [SwiftSetting] {
+    [.enableLibraryEvolution]
+}