[#8861] Improve(test): fix testPolicyAndTagCacheWeigher (#8862)
### What changes were proposed in this pull request?
Bump timeout from 5 seconds to 10 seconds
### Why are the changes needed?
```
TestCacheConfig > testPolicyAndTagCacheWeigher() FAILED
org.awaitility.core.ConditionTimeoutException: Condition with Lambda expression in org.apache.gravitino.cache.TestCacheConfig was not fulfilled within 5 seconds.
at app//org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
at app//org.awaitility.core.CallableCondition.await(CallableCondition.java:78)
at app//org.awaitility.core.CallableCondition.await(CallableCondition.java:26)
at app//org.awaitility.core.ConditionFactory.until(ConditionFactory.java:1006)
at app//org.awaitility.core.ConditionFactory.until(ConditionFactory.java:975)
at app//org.apache.gravitino.cache.TestCacheConfig.testPolicyAndTagCacheWeigher(TestCacheConfig.java:162)
```
see failure:
https://github.com/apache/gravitino/actions/runs/18668130387/job/53223578211?pr=8859
Fix: #8861
### Does this PR introduce _any_ user-facing change?
No
### How was this patch tested?
Updated unit tests
diff --git a/core/src/test/java/org/apache/gravitino/cache/TestCacheConfig.java b/core/src/test/java/org/apache/gravitino/cache/TestCacheConfig.java
index 3944d9a..675305e 100644
--- a/core/src/test/java/org/apache/gravitino/cache/TestCacheConfig.java
+++ b/core/src/test/java/org/apache/gravitino/cache/TestCacheConfig.java
@@ -157,7 +157,7 @@
// There should no tag entities in the cache, because the weight of each tag entity is 100 that
// is higher than the maximum weight of the fileset entity which is 200.
Awaitility.await()
- .atMost(Duration.ofSeconds(5))
+ .atMost(Duration.ofSeconds(10))
.pollInterval(Duration.ofMillis(10))
.until(
() ->