fix: handle nil debug.BuildInfo for non-go-build binaries

When Helm is built with Bazel (or other build tools that don't populate
debug.BuildInfo), debug.ReadBuildInfo() returns nil, causing a panic.
Add a nil check and fallback to safe defaults.

Fixes #31904

Signed-off-by: Md_Mushfiqur Rahim <20mahin20201@gmail.com>

internal/version/clientgo.go

@@ -26,7 +26,7 @@ import (
 
 func K8sIOClientGoModVersion() (string, error) {
 	info, ok := debug.ReadBuildInfo()
-	if !ok {
+	if !ok || info == nil {
 		return "", errors.New("failed to read build info")
 	}