[MNG-7646] Fix IT broken by the change to not always read the whole reactor (#239)

diff --git a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java
index 9a6fb16..85de17d 100644
--- a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java
+++ b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6118SubmoduleInvocation.java
@@ -61,7 +61,7 @@
     {
         // Compile the whole project first.
         Verifier verifier = newVerifier( testDir.getAbsolutePath() );
-        verifier.addCliArgument( "compile" );
+        verifier.addCliArgument( "package" );
         verifier.execute();
 
         final File submoduleDirectory = new File( testDir, "app" );
@@ -82,7 +82,7 @@
     {
         // Compile the whole project first.
         Verifier verifier = newVerifier( testDir.getAbsolutePath() );
-        verifier.addCliArgument( "compile" );
+        verifier.addCliArgument( "package" );
         verifier.execute();
 
         verifier = newVerifier( testDir.getAbsolutePath() );
diff --git a/core-it-suite/src/test/resources/mng-6118-submodule-invocation-full-reactor/pom.xml b/core-it-suite/src/test/resources/mng-6118-submodule-invocation-full-reactor/pom.xml
index b894cbc..6dedae7 100644
--- a/core-it-suite/src/test/resources/mng-6118-submodule-invocation-full-reactor/pom.xml
+++ b/core-it-suite/src/test/resources/mng-6118-submodule-invocation-full-reactor/pom.xml
@@ -60,6 +60,11 @@
           <artifactId>maven-compiler-plugin</artifactId>
           <version>3.10.1</version>
         </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-surefire-plugin</artifactId>
+          <version>3.0.0-M7</version>
+        </plugin>
       </plugins>
     </pluginManagement>
   </build>