Update docs/developer/package-integration/flux.md,...

Package Merge Request

Package Changes

Minor grammar/formatting/punctuation edits made to multiple Package Integration pages, including: Flux, Helm Standards, Istio Hardening, and Monitoring.

Package MR

(Link to Package MR here)

For Issue

Closes (link to issue here)

Upgrade Notices

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added kinddocs statusreview labels

requested review from @michaelmartin

assigned to @cbowmanclare

requested review from @ryan.thompson.44, @chris.oconnell, and @andrewshoell

changed milestone to %2.30.0

approved this merge request

merged

mentioned in commit 84084bfe