chore(deps): update module sigs.k8s.io/structured-merge-diff/v6 to v6.4.2

Author: renovate[bot]

instrumentation/k8s.io/client-go/splunkclient-go/go.mod

@@ -62,7 +62,7 @@ require (
 	k8s.io/utils v0.0.0-20260707023825-cf1189d6abe3 // indirect
 	sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect
 	sigs.k8s.io/randfill v1.0.0 // indirect
-	sigs.k8s.io/structured-merge-diff/v6 v6.4.0 // indirect
+	sigs.k8s.io/structured-merge-diff/v6 v6.4.2 // indirect
 	sigs.k8s.io/yaml v1.6.0 // indirect
 )
 

instrumentation/k8s.io/client-go/splunkclient-go/go.sum

@@ -134,7 +134,7 @@ sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 h1:IpInykpT6ceI+QxKBbEflcR5E
 sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730/go.mod h1:mdzfpAEoE6DHQEN0uh9ZbOCuHbLK5wOm7dK4ctXE9Tg=
 sigs.k8s.io/randfill v1.0.0 h1:JfjMILfT8A6RbawdsK2JXGBR5AQVfd+9TbzrlneTyrU=
 sigs.k8s.io/randfill v1.0.0/go.mod h1:XeLlZ/jmk4i1HRopwe7/aU3H5n1zNUcX6TM94b3QxOY=
-sigs.k8s.io/structured-merge-diff/v6 v6.4.0 h1:qmp2e3ZfFi1/jJbDGpD4mt3wyp6PE1NfKHCYLqgNQJo=
-sigs.k8s.io/structured-merge-diff/v6 v6.4.0/go.mod h1:M3W8sfWvn2HhQDIbGWj3S099YozAsymCo/wrT5ohRUE=
+sigs.k8s.io/structured-merge-diff/v6 v6.4.2 h1:qdOxHwrl2Kaag1aQEarlYcOA9vSyGCp3CIki3aW8c4Q=
+sigs.k8s.io/structured-merge-diff/v6 v6.4.2/go.mod h1:M3W8sfWvn2HhQDIbGWj3S099YozAsymCo/wrT5ohRUE=
 sigs.k8s.io/yaml v1.6.0 h1:G8fkbMSAFqgEFgh4b1wmtzDnioxFCUgTZhlbj5P9QYs=
 sigs.k8s.io/yaml v1.6.0/go.mod h1:796bPqUfzR/0jLAl6XjHl3Ck7MiyVv8dbTdyT3/pMf4=