chore(tests/qa): ignore removed fields and add h2 dependency in 7.19 …

…fixture

* clirr-ignore: ignore removed jpa fields
* 7.19 test fixture: add h2 dependency for jpa in memory database
* ci: run api-compatibility stage with default-build label

Related to camunda#3447

Jenkinsfile

@@ -433,7 +433,7 @@ pipeline {
         stage('engine-api-compatibility') {
           when {
             expression {
-              cambpmIsNotFailedStageType(failedStageTypes, 'engine-unit') && cambpmWithLabels()
+              cambpmIsNotFailedStageType(failedStageTypes, 'engine-unit') && cambpmWithLabels('default-build')
             }
           }
           steps {

engine/.clirr-jenkins-ignore.xml

@@ -86,4 +86,19 @@
     <method>*ELContext*</method>
     <to>**</to>
   </difference>
+
+  <!-- 6001: removed field -->
+  <!-- removed feature: handling JPA entities as variables-->
+  <difference>
+    <differenceType>6001</differenceType>
+    <className>org/camunda/bpm/engine/ProcessEngineConfiguration</className>
+    <field>jpa**</field>
+  </difference>
+  <!-- 7002: removed method -->
+  <!-- removed feature: handling JPA entities as variables-->
+  <difference>
+    <differenceType>7002</differenceType>
+    <className>org/camunda/bpm/engine/ProcessEngineConfiguration</className>
+    <method>**Jpa**</method>
+  </difference>
 </differences>

qa/test-db-instance-migration/test-fixture-719/pom.xml

@@ -58,6 +58,11 @@
       <groupId>org.hibernate.javax.persistence</groupId>
       <artifactId>hibernate-jpa-2.0-api</artifactId>
     </dependency>
+
+    <dependency>
+      <groupId>com.h2database</groupId>
+      <artifactId>h2</artifactId>
+    </dependency>
   </dependencies>
 
   <build>