[BEAM-8460] Exclude category containing failing tests for spark/flink to restore green test signal. (#12503)

diff --git a/runners/flink/flink_runner.gradle b/runners/flink/flink_runner.gradle
index 1f08a18..9c0f7b2 100644
--- a/runners/flink/flink_runner.gradle
+++ b/runners/flink/flink_runner.gradle
@@ -209,6 +209,7 @@
       excludeCategories 'org.apache.beam.sdk.testing.UsesSystemMetrics'
       excludeCategories 'org.apache.beam.sdk.testing.UsesBundleFinalizer'
       excludeCategories 'org.apache.beam.sdk.testing.UsesOnWindowExpiration'
+      excludeCategories 'org.apache.beam.sdk.testing.UsesStrictTimerOrdering'
       if (config.streaming) {
         excludeCategories 'org.apache.beam.sdk.testing.UsesTimerMap'
         excludeCategories 'org.apache.beam.sdk.testing.UsesImpulse'
diff --git a/runners/spark/build.gradle b/runners/spark/build.gradle
index 469ed87..869d1ab 100644
--- a/runners/spark/build.gradle
+++ b/runners/spark/build.gradle
@@ -143,6 +143,7 @@
     excludeCategories 'org.apache.beam.sdk.testing.UsesTimerMap'
     excludeCategories 'org.apache.beam.sdk.testing.UsesKeyInParDo'
     excludeCategories 'org.apache.beam.sdk.testing.UsesOnWindowExpiration'
+    excludeCategories 'org.apache.beam.sdk.testing.UsesStrictTimerOrdering'
     // Unbounded
     excludeCategories 'org.apache.beam.sdk.testing.UsesUnboundedPCollections'
     excludeCategories 'org.apache.beam.sdk.testing.UsesTestStream'