[fix] For maven 3.6.3, it uses very old compiler, add back source/tar…

…get options

does not affect others as they use the common base and that is controlled with newer version of compiler.  The others do not on purpose and fall back to older setup.

src/it/MFINDBUGS-145/pom.xml

@@ -38,6 +38,10 @@
   <url>http://maven.apache.org</url>
 
   <properties>
+    <!-- These two are used due to old compiler on maven 3.6.3 GHA build -->
+    <maven.compiler.source>8</maven.compiler.source>
+    <maven.compiler.target>8</maven.compiler.target>
+
     <maven.compiler.release>8</maven.compiler.release>
 
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

src/it/check-no-missing-classes/pom.xml

@@ -36,6 +36,10 @@
   <name>check-no-missing-classes</name>
 
   <properties>
+    <!-- These two are used due to old compiler on maven 3.6.3 GHA build -->
+    <maven.compiler.source>8</maven.compiler.source>
+    <maven.compiler.target>8</maven.compiler.target>
+
     <maven.compiler.release>8</maven.compiler.release>
   </properties>
 

src/it/skipEmpty/pom.xml

@@ -36,6 +36,10 @@
   <name>skipEmpty</name>
 
   <properties>
+    <!-- These two are used due to old compiler on maven 3.6.3 GHA build -->
+    <maven.compiler.source>8</maven.compiler.source>
+    <maven.compiler.target>8</maven.compiler.target>
+
     <maven.compiler.release>8</maven.compiler.release>
   </properties>