Fix typo in jbatch documentation #6881

Job	Run time
checkstyle	3m 59s
copyright	3m 36s
shellcheck	3m 10s
build	6m 1s
tests/tck-cdi	17m 43s
spotbugs/core	10m 36s
tests/core	10m 57s
tests/tck-rest	14m 34s
tests/native-image-mp-1-linux	6m 54s
spotbugs/integrations	7m 10s
tests/it	14m 6s
tests/tck-others	16m 49s
spotbugs/others	12m 31s
tests/native-image-mp-2-linux	11m 27s
tests/dbclient	9m 18s
tests/native-image-mp-3-linux	6m 42s
archetypes/r1-jar	6m 53s
tests/dbclient-oracle	17m 30s
docs	4m 36s
tests/native-image-se-1-linux	6m 56s
tests/others	12m 16s
archetypes/r2-jar	6m 39s
tests/native-image-inject-linux	6m 25s
archetypes/r3-jar	6m 0s
examples/linux	10m 10s
tests/native-image-mp-1-macos	7m 57s
archetypes/r4-jar	6m 43s
javadoc (core)	7m 4s
examples/macos	9m 50s
tests/native-image-mp-2-macos	22m 24s
archetypes/r5-jar	5m 7s
tests/native-image-mp-3-macos	10m 18s
archetypes/legacy	4m 52s
javadoc (integrations)	5m 36s
tests/native-image-se-1-macos	6m 35s
javadoc (others)	8m 0s
tests/native-image-inject-macos	6m 29s
tests/packaging-jar-linux	8m 20s
quickstarts/linux	11m 53s
tests/packaging-jlink-linux	9m 15s
quickstarts/macos	13m 38s
tests/packaging-jar-macos	5m 13s
tests/packaging-jlink-macos	6m 49s
tests/results	13s
gate	1s
	6h 29m 15s

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