renovate: Update Makefile's go dependencies

Author: mvisonneau

renovate.json5

@@ -6,6 +6,16 @@
     "gomodTidy", // Run go mod tidy after Go module updates.
   ],
 
+  customManagers: [
+    // Update Makefile's go dependencies
+    {
+      customType: "regex",
+      fileMatch: ["^Makefile$"],
+      matchStrings: ["go run (?<depName>.*?)@(?<currentValue>.*?) "],
+      datasourceTemplate: "go",
+    },
+  ],
+
   packageRules: [
     // Group all patch updates into a single PR
     {