Make ScreenOrientationRule's default orientation parameter optional

PiperOrigin-RevId: 613630836

Author: Paige McAuliffe

espresso/device/CHANGELOG.md

@@ -12,6 +12,8 @@
 
 **API Changes**
 
+* Made ScreenOrientationRule's defaultOrientation parameter optional
+
 **Breaking API Changes**
 
 **Known Issues**

espresso/device/java/androidx/test/espresso/device/api/current_public.txt

@@ -94,6 +94,7 @@ package androidx.test.espresso.device.rules {
   }
 
   public final class ScreenOrientationRule implements org.junit.rules.TestRule {
+    ctor public ScreenOrientationRule();
     ctor public ScreenOrientationRule(androidx.test.espresso.device.action.ScreenOrientation? defaultOrientation);
     method public org.junit.runners.model.Statement apply(org.junit.runners.model.Statement statement, org.junit.runner.Description description);
   }

espresso/device/java/androidx/test/espresso/device/rules/ScreenOrientationRule.kt

@@ -31,6 +31,8 @@ import org.junit.runners.model.Statement
  *   that the test starts with if none is given.
  */
 class ScreenOrientationRule(private val defaultOrientation: ScreenOrientation?) : TestRule {
+  constructor() : this(null)
+
   override fun apply(statement: Statement, description: Description): Statement {
     return object : Statement() {
       override fun evaluate() {