Let enterprise build be able to use a different notification channel for noisy notification.

features/enterprise/impl-foss/src/main/kotlin/io/element/android/features/enterprise/impl/DefaultEnterpriseService.kt

@@ -43,4 +43,6 @@ class DefaultEnterpriseService : EnterpriseService {
     override fun bugReportUrlFlow(sessionId: SessionId?): Flow<BugReportUrl> {
         return flowOf(BugReportUrl.UseDefault)
     }
+
+    override fun getNoisyNotificationChannelId(sessionId: SessionId): String? = null
 }

features/enterprise/impl-foss/src/test/kotlin/io/element/android/features/enterprise/impl/DefaultEnterpriseServiceTest.kt

@@ -98,4 +98,10 @@ class DefaultEnterpriseServiceTest {
             awaitComplete()
         }
     }
+
+    @Test
+    fun `getNoisyNotificationChannelId returns null`() = runTest {
+        val defaultEnterpriseService = DefaultEnterpriseService()
+        assertThat(defaultEnterpriseService.getNoisyNotificationChannelId(A_SESSION_ID)).isNull()
+    }
 }