Add tests

Author: markushi

sentry-compose/src/androidUnitTest/kotlin/androidx/compose/foundation/GestureModifierStubs.kt

@@ -0,0 +1,15 @@
+package androidx.compose.foundation
+
+import androidx.compose.ui.Modifier
+
+/**
+ * Stub classes used by [io.sentry.compose.gestures.ComposeGestureTargetLocatorTest] so that
+ * Mockito mocks of these classes return the correct [Class.getName] values at runtime.
+ */
+internal open class ClickableElement : Modifier.Element
+
+internal open class CombinedClickableElement : Modifier.Element
+
+internal open class ScrollingLayoutElement : Modifier.Element
+
+internal open class ScrollingContainerElement : Modifier.Element