Update dependency go to v1.25.1

renovate[bot] · web-flow · commit aff3adc24a7c · 2025-09-03T21:03:44.000Z
diff --git a/helloworld/go.mod b/helloworld/go.mod
@@ -2,7 +2,7 @@ module helloworld
 
 go 1.21
 
-toolchain go1.21.6
+toolchain go1.25.1
 
 require (
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1
