fix: Downgrade tools version

Author: lukeredpath

.swiftpm/configuration/Package.resolved

@@ -0,0 +1,51 @@
+{
+  "originHash" : "d253e06ba37aecae6c76936dfd2d7a90fd73e2d60d7533f62e9d887b311468fb",
+  "pins" : [
+    {
+      "identity" : "combine-schedulers",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/pointfreeco/combine-schedulers.git",
+      "state" : {
+        "revision" : "487a4d151e795a5e076a7e7aedcd13c2ebff6c31",
+        "version" : "1.0.1"
+      }
+    },
+    {
+      "identity" : "swift-concurrency-extras",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/pointfreeco/swift-concurrency-extras",
+      "state" : {
+        "revision" : "bb5059bde9022d69ac516803f4f227d8ac967f71",
+        "version" : "1.1.0"
+      }
+    },
+    {
+      "identity" : "swift-issue-reporting",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/pointfreeco/swift-issue-reporting",
+      "state" : {
+        "revision" : "c85092304cda8cb38d2d68454b29609a8013620b",
+        "version" : "1.2.1"
+      }
+    },
+    {
+      "identity" : "swift-snapshot-testing",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/pointfreeco/swift-snapshot-testing.git",
+      "state" : {
+        "revision" : "c097f955b4e724690f0fc8ffb7a6d4b881c9c4e3",
+        "version" : "1.17.2"
+      }
+    },
+    {
+      "identity" : "swift-syntax",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/swiftlang/swift-syntax",
+      "state" : {
+        "revision" : "4c6cc0a3b9e8f14b3ae2307c5ccae4de6167ac2c",
+        "version" : "600.0.0-prerelease-2024-06-12"
+      }
+    }
+  ],
+  "version" : 3
+}

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.10
+// swift-tools-version:5.9
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription