Remove InputDeviceContext::getConfiguration(properties)

This API is no longer needed.

Bug: 271251605
Test: atest inputflinger_tests

Change-Id: Ice59fc69c38c27293f085e4a3cd79936f2f3c050
diff --git a/services/inputflinger/tests/FakeEventHub.cpp b/services/inputflinger/tests/FakeEventHub.cpp
index 6ac0bfb..ff6d584 100644
--- a/services/inputflinger/tests/FakeEventHub.cpp
+++ b/services/inputflinger/tests/FakeEventHub.cpp
@@ -255,11 +255,12 @@
     return 0;
 }
 
-void FakeEventHub::getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const {
+std::optional<PropertyMap> FakeEventHub::getConfiguration(int32_t deviceId) const {
     Device* device = getDevice(deviceId);
-    if (device) {
-        *outConfiguration = device->configuration;
+    if (device == nullptr) {
+        return {};
     }
+    return device->configuration;
 }
 
 status_t FakeEventHub::getAbsoluteAxisInfo(int32_t deviceId, int axis,