Disable failing CredentialManagerTest test

Bug: 290792682
Change-Id: If67a29cae822f7363dd9625091d87aa4033e3e11
Test: None

diff --git a/credentials/credentials/src/androidTest/java/androidx/credentials/CredentialManagerTest.kt b/credentials/credentials/src/androidTest/java/androidx/credentials/CredentialManagerTest.kt
index ec852ca..9d77617 100644
--- a/credentials/credentials/src/androidTest/java/androidx/credentials/CredentialManagerTest.kt
+++ b/credentials/credentials/src/androidTest/java/androidx/credentials/CredentialManagerTest.kt

@@ -38,6 +38,7 @@
 import java.util.concurrent.atomic.AtomicReference
 import kotlinx.coroutines.runBlocking
 import org.junit.Before
+import org.junit.Ignore
 import org.junit.Test
 import org.junit.runner.RunWith
 
@@ -135,6 +136,7 @@
         )
     }
 
+    @Ignore // b/290792682
     @Test
     fun testClearCredentialSessionAsync_throws() {
         if (Looper.myLooper() == null) {