Removed rest of direct yaml.v2 deps

Signed-off-by: Christian Goll <cgoll@suse.com>

go.mod

@@ -3,6 +3,7 @@ module github.com/warewulf/warewulf
 go 1.20
 
 require (
+	dario.cat/mergo v1.0.0
 	github.com/Masterminds/sprig/v3 v3.2.3
 	github.com/containers/image/v5 v5.30.1
 	github.com/containers/storage v1.53.0
@@ -24,16 +25,15 @@ require (
 	github.com/spf13/cobra v1.8.0
 	github.com/stretchr/testify v1.9.0
 	github.com/talos-systems/go-smbios v0.1.1
+	golang.org/x/sys v0.20.0
 	golang.org/x/term v0.20.0
 	google.golang.org/genproto/googleapis/api v0.0.0-20240506185236-b8a5c65736ae
 	google.golang.org/grpc v1.63.2
-	google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.3.0
 	google.golang.org/protobuf v1.34.1
-	gopkg.in/yaml.v2 v2.4.0
+	gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
-	dario.cat/mergo v1.0.0 // indirect
 	github.com/AdamKorcz/go-fuzz-headers v0.0.0-20210312213058-32f4d319f0d2 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
 	github.com/BurntSushi/toml v1.3.2 // indirect
@@ -141,10 +141,8 @@ require (
 	golang.org/x/mod v0.15.0 // indirect
 	golang.org/x/net v0.25.0 // indirect
 	golang.org/x/sync v0.7.0 // indirect
-	golang.org/x/sys v0.20.0 // indirect
 	golang.org/x/text v0.15.0 // indirect
 	golang.org/x/tools v0.18.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240513163218-0867130af1f8 // indirect
 	gopkg.in/go-jose/go-jose.v2 v2.6.3 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
 )