Fix discrepancy for `autosuggest-emoji` class #883

Job	Run time
build (production)	3m 49s
build (test)	5m 17s
End to End testing (3.0)	4m 34s
End to End testing (3.1)	4m 25s
test (3.0, 1)	3m 38s
End to End testing (.ruby-version)	3m 32s
test (3.0, 2)	4m 10s
Testing search (3.0, docker.elastic.co/elasticsearch/elasticsearch:7.17.13)	3m 22s
test (3.0, 3)	4m 8s
Testing search (3.1, docker.elastic.co/elasticsearch/elasticsearch:7.17.13)	3m 4s
test (3.0, 4)	4m 8s
Testing search (.ruby-version, docker.elastic.co/elasticsearch/elasticsearch:7.17.13)	3m 23s
test (3.1, 1)	3m 37s
Testing search (.ruby-version, docker.elastic.co/elasticsearch/elasticsearch:8.10.2)	2m 44s
test (3.1, 2)	6m 18s
test (3.1, 3)	4m 7s
test (3.1, 4)	5m 36s
test (.ruby-version, 1)	5m 41s
test (.ruby-version, 2)	3m 55s
test (.ruby-version, 3)	6m 4s
test (.ruby-version, 4)	3m 26s
	1h 28m 58s

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