SONARXML-145 Test minimum SDK version based on scanner property

As detailed in this ticket[0], and used in S6538, the android version
that we should check against is the one defined by the scanners and
not the original `android:minSdk` property.

[0] https://sonarsource.atlassian.net/browse/SCANGRADLE-95

Author: dorian-burihabwa-sonarsource

sonar-xml-plugin/src/main/java/org/sonar/plugins/xml/checks/security/android/AndroidClearTextCheck.java

@@ -50,7 +50,7 @@ public class AndroidClearTextCheck extends AbstractAndroidManifestCheck {
   protected void scanAndroidManifest(XmlFile file) {
     Document document = file.getDocument();
     evaluateAsList(xPathClearTextTrue, document).forEach(node -> reportAtNameLocation(node, MESSAGE));
-    Integer minSdk = getContext().config().getInt("android:minSdkVersion").orElse(27);
+    Integer minSdk = getContext().config().getInt("sonar.android.minsdkversion.min").orElse(27);
     // As of Android SDK 28, `usesCleartextTraffic` is implicitly set to false by default
     // See https://developer.android.com/guide/topics/manifest/application-element
     if (minSdk < 28) {

sonar-xml-plugin/src/test/java/org/sonar/plugins/xml/checks/security/android/AndroidClearTextCheckTest.java

@@ -40,7 +40,7 @@ void does_not_raise_when_usesCleartextTraffic_is_not_set_and_minSdk_greater_or_e
     SonarXmlCheckVerifier.verifyNoIssue(
       "implicit/AndroidManifest.xml",
       new AndroidClearTextCheck(),
-      new MapSettings().setProperty("android:minSdkVersion", 28)
+      new MapSettings().setProperty("sonar.android.minsdkversion.min", 28)
     );
   }
 
@@ -49,7 +49,7 @@ void raises_when_usesCleartextTraffic_is_not_set_and_minSdk_is_less_than_28() {
     SonarXmlCheckVerifier.verifyIssues(
       "implicit/AndroidManifest.xml",
       new AndroidClearTextCheck(),
-      new MapSettings().setProperty("android:minSdkVersion", 27)
+      new MapSettings().setProperty("sonar.android.minsdkversion.min", 27)
     );
   }