chore(deps): update dependency vapor/fluent to from: "4.6.0" (#36)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Package.swift

@@ -15,7 +15,7 @@ let package = Package(
   dependencies: [
     // Dependencies declare other packages that this package depends on.
     .package(url: "https://github.com/vapor/vapor.git", from: "4.61.1"),
-    .package(url: "https://github.com/vapor/fluent.git", from: "4.4.0")
+    .package(url: "https://github.com/vapor/fluent.git", from: "4.6.0")
   ],
   targets: [
     // Targets are the basic building blocks of a package. A target can define a module or a test suite.