Conditionally disable http client test on certain Linux platforms

Author: cmcgee1024

Tests/SwiftlyTests/HTTPClientTests.swift

@@ -7,7 +7,11 @@ import SystemPackage
 import Testing
 
 @Suite(.serialized) struct HTTPClientTests {
-    /*@Test func getSwiftOrgGPGKeys() async throws {
+    @Test func getSwiftOrgGPGKeys() async throws {
+        guard case let pd = try await Swiftly.currentPlatform.detectPlatform(SwiftlyTests.ctx, disableConfirmation: true, platform: nil), pd != PlatformDefinition.rhel9 && pd != PlatformDefinition.ubuntu2004 else {
+            return
+        }
+
         let tmpFile = mktemp()
         try await create(file: tmpFile, contents: nil)
 
@@ -118,7 +122,7 @@ import Testing
             // THEN: we get at least 3 releases
             #expect(3 <= snapshots.count)
         }
-    }*/
+    }
 }
 
 private func withGpg(_ body: (([String]) throws -> Void) async throws -> Void) async throws {