Remove remaining gRPC references with additional tests

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

internal/pkg/version/version.go

@@ -3,24 +3,12 @@ package version
 import (
 	"fmt"
 
-	"github.com/warewulf/warewulf/internal/pkg/api/routes/wwapiv1"
 	warewulfconf "github.com/warewulf/warewulf/internal/pkg/config"
 )
 
 /*
 Return the version of wwctl
 */
-func GetVersion() string {
+func Version() string {
 	return fmt.Sprintf("%s-%s", warewulfconf.Version, warewulfconf.Release)
 }
-
-/*
-Returns the version of the api via grpc
-*/
-func Version() (versionResponse *wwapiv1.VersionResponse) {
-	versionResponse = &wwapiv1.VersionResponse{}
-	versionResponse.ApiPrefix = "rc1"
-	versionResponse.ApiVersion = "1"
-	versionResponse.WarewulfVersion = GetVersion()
-	return
-}