Update dependency apple/swift-log to from: "1.9.1"

Author: renovate[bot]

Package.swift

@@ -18,7 +18,7 @@ let package = Package(
     dependencies: [
         .package(url: "https://github.com/apple/swift-tools-support-core.git", .upToNextMinor(from: "0.6.1")),
         .package(url: "https://github.com/apple/swift-docc-plugin", .upToNextMinor(from: "1.4.3")),
-        .package(url: "https://github.com/apple/swift-log.git", .upToNextMinor(from: "1.6.1")),
+        .package(url: "https://github.com/apple/swift-log.git", .upToNextMinor(from: "1.9.1")),
         .package(url: "https://github.com/swift-server/async-http-client.git", .upToNextMinor(from: "1.23.0")),
     ],
     targets: [