update java S3 wordCount documentation#11

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pierreyvesv wants to merge 4 commits intoovh:masterfrom pierreyvesv:master

+64-9

Commits on Aug 17, 2022

update Spark version, extend the documentation
Pierre-Yves Verdon
committed
update Spark version, extend the documentation
Pierre-Yves Verdon
committed

Commits on Aug 22, 2022

update JavaWordCount default credential
Pierre-Yves Verdon
committed
java_S3WordCound: update spark version
pyverdon
committed