Unmute LogsIndexingIT.testShrink (elastic#133963)

This was wrongly muted due to elastic#133887

Fixes elastic#133875

Author: kkrik-es

muted-tests.yml

@@ -507,9 +507,6 @@ tests:
 - class: org.elasticsearch.compute.data.BasicBlockTests
   method: testIntBlock
   issue: https://github.com/elastic/elasticsearch/issues/133596
-- class: org.elasticsearch.xpack.logsdb.patternedtext.PatternedTextFieldMapperTests
-  method: testSyntheticSourceMany
-  issue: https://github.com/elastic/elasticsearch/issues/133598
 - class: org.elasticsearch.compute.data.BasicBlockTests
   method: testDoubleBlock
   issue: https://github.com/elastic/elasticsearch/issues/133606
@@ -543,9 +540,6 @@ tests:
 - class: org.elasticsearch.xpack.ml.integration.InferenceIT
   method: testInferClassificationModel
   issue: https://github.com/elastic/elasticsearch/issues/133448
-- class: org.elasticsearch.xpack.logsdb.LogsIndexingIT
-  method: testShrink
-  issue: https://github.com/elastic/elasticsearch/issues/133875
 
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