chore(mcp): drop stale welcome-JSON comments

Assisted-by: Claude:claude-sonnet-5-5 go-test
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
(cherry picked from commit 92283865d720f7cee08391ed2ea4816578538174)

pkg/mcp/localaitools/coverage_test.go

@@ -22,7 +22,7 @@ import (
 // "(none)" is a deliberate sentinel for tools whose data is not exposed
 // over a single REST endpoint (e.g. system_info aggregates data the
 // inproc client picks up directly from services). The httpapi.Client may
-// approximate via the welcome JSON; the test still requires an entry so
+// compose it from several routes; the test still requires an entry so
 // the contributor explicitly acknowledges the asymmetry.
 var toolToHTTPRoute = map[string]string{
 	// Read-only tools.

pkg/mcp/localaitools/httpapi/client_test.go

@@ -232,9 +232,7 @@ var _ = Describe("httpapi.Client against the LocalAI admin REST surface", func()
 			info, err := c.SystemInfo(ctx)
 			Expect(err).ToNot(HaveOccurred())
 			Expect(info.Version).To(Equal("v0.0.0-test"))
-			// /system.backends carries the installed set; /backends is the
-			// authoritative list. Both are exercised; the test asserts the
-			// union is non-empty and contains the known backends.
+			// The installed backends come from /backends.
 			Expect(info.InstalledBackends).To(ContainElement("llama-cpp"))
 			Expect(info.InstalledBackends).To(ContainElement("whisper"))
 			// loaded_models comes from /system