lower ratio for threshold compairsion in ND

Signed-off-by: Ajay Mishra <ajmishra@nvidia.com>

Author: XRFXLP

node-drainer/pkg/initializer/init_test.go

@@ -112,7 +112,7 @@ func TestInitializeKubernetesClient_RateLimitScenarios_InitializedInformersUseCo
 	throughputRatio := highRate / lowRate
 	t.Logf("initialized eviction throughput: low QPS=%.2f pods/s, high QPS=%.2f pods/s, ratio=%.2fx",
 		lowRate, highRate, throughputRatio)
-	assert.GreaterOrEqual(t, throughputRatio, 8.0)
+	assert.GreaterOrEqual(t, throughputRatio, 6.0)
 	assert.LessOrEqual(t, throughputRatio, 11.0)
 }