chore: increase timeout of server trust message test

Test_initialize_handlesUntrustedFoldersWhenAuthenticated is failing in
CI but not locally. This is likely due to too-short a timeout waiting
for an async condition.

5s timeout chosen based on similar increase in a similar test in
68b6aa8.

application/server/server_test.go

@@ -680,7 +680,7 @@ func Test_initialize_handlesUntrustedFoldersWhenAuthenticated(t *testing.T) {
 	}
 
 	assert.Nil(t, err)
-	assert.Eventually(t, func() bool { return checkTrustMessageRequest(jsonRPCRecorder) }, time.Second, time.Millisecond)
+	assert.Eventually(t, func() bool { return checkTrustMessageRequest(jsonRPCRecorder) }, time.Second*5, time.Millisecond)
 }
 
 func Test_initialize_doesnotHandleUntrustedFolders(t *testing.T) {