Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

plugins/inputs/sqlserver/azuretoken.go

@@ -0,0 +1,17 @@
+package sqlserver
+
+import "time"
+
+// New token structure for Azure Identity SDK
+type azureToken struct {
+	token     string
+	expiresOn time.Time
+}
+
+// IsExpired helper method for Azure token expiry
+func (t *azureToken) IsExpired() bool {
+	if t == nil {
+		return true
+	}
+	return time.Now().After(t.expiresOn)
+}