fix: Update dependency go to v1.25.7

renovate[bot] · renovate[bot] · commit 727c4ebb1c4a · 2026-02-04T16:41:52.000Z
diff --git a/go.mod b/go.mod
@@ -2,7 +2,7 @@ module ghcr-exporter
 
 go 1.25
 
-toolchain go1.25.6
+toolchain go1.25.7
 
 require (
 	github.com/d0ugal/promexporter v1.14.26
