[SCB-2559] migrate foundation-protobuf module to junit5 (#3058)

diff --git a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/compatibility/TestCompatibilityOfImplementations.java b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/compatibility/TestCompatibilityOfImplementations.java
index 460842f..62fedea 100644
--- a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/compatibility/TestCompatibilityOfImplementations.java
+++ b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/compatibility/TestCompatibilityOfImplementations.java
@@ -30,9 +30,9 @@
 import org.junit.jupiter.api.Test;
 
 public class TestCompatibilityOfImplementations {
-  static ProtubufCodecEngine scbWeak = new ScbWeak();
+  static final ProtubufCodecEngine scbWeak = new ScbWeak();
 
-  static ProtubufCodecEngine protobuf = new Protobuf();
+  static final ProtubufCodecEngine protobuf = new Protobuf();
 
   @Test
   @SuppressWarnings("unchecked")
diff --git a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/TestMapSchema.java b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/TestMapSchema.java
index cdd9e52..1013f3a 100644
--- a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/TestMapSchema.java
+++ b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/TestMapSchema.java
@@ -21,7 +21,7 @@
 
 import org.apache.servicecomb.foundation.protobuf.internal.TestSchemaBase;
 import org.apache.servicecomb.foundation.protobuf.internal.model.ProtobufRoot;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 public class TestMapSchema extends TestSchemaBase {
   @Test
diff --git a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestBytesSchema.java b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestBytesSchema.java
index 325c2c3..db350e8 100644
--- a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestBytesSchema.java
+++ b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestBytesSchema.java
@@ -20,10 +20,10 @@
 
 import org.apache.servicecomb.foundation.protobuf.internal.TestSchemaBase;
 import org.apache.servicecomb.foundation.protobuf.internal.model.User;
-import org.junit.Test;
 
 import com.google.protobuf.ByteString;
 import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
 
 public class TestBytesSchema extends TestSchemaBase {
   public TestBytesSchema() {
diff --git a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestNumberBaseSchema.java b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestNumberBaseSchema.java
index c7e85f1..fd9a236 100644
--- a/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestNumberBaseSchema.java
+++ b/foundations/foundation-protobuf/src/test/java/org/apache/servicecomb/foundation/protobuf/internal/schema/scalar/TestNumberBaseSchema.java
@@ -25,14 +25,14 @@
 import org.apache.servicecomb.foundation.protobuf.internal.TestSchemaBase;
 import org.apache.servicecomb.foundation.protobuf.internal.model.ProtobufRoot;
 import org.apache.servicecomb.foundation.test.scaffolding.model.User;
-import org.junit.Ignore;
-import org.junit.Test;
 
 import io.protostuff.compiler.model.Field;
 import io.protostuff.compiler.model.Type;
 import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.Test;
 
-@Ignore
+@Disabled
 public abstract class TestNumberBaseSchema extends TestSchemaBase {
   protected Object minValue;