Update supported go versions to 1.25+1.26

Follow the release of go 1.26.0 today, go 1.24 is no longer supported by
upstream.
diff --git a/lib/go/test/fuzz/go.mod b/lib/go/test/fuzz/go.mod
index 09f6603..dc53780 100644
--- a/lib/go/test/fuzz/go.mod
+++ b/lib/go/test/fuzz/go.mod
@@ -1,6 +1,6 @@
 module github.com/apache/thrift/lib/go/test/fuzz
 
-go 1.24
+go 1.25
 
 require github.com/apache/thrift v0.0.0-00010101000000-000000000000