feat(aggregators.final): Add option to disable appending _final

[LarsStegman]

Summary

Changing the data schema is not always wanted. Especially when originals are dropped or the final value needs to be routed to a different output.

Checklist

• No AI generated code was used in this PR

Related issues

resolves #15267

[srebhan]

Looks good, just one suggestion...

[telegraf-tiger]

Download PR build artifacts for linux_amd64.tar.gz, darwin_arm64.tar.gz, and windows_amd64.zip.
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Artifact URLs

DEB	RPM	TAR GZ	ZIP
amd64.deb	aarch64.rpm	darwin_amd64.tar.gz	windows_amd64.zip
arm64.deb	armel.rpm	darwin_arm64.tar.gz	windows_arm64.zip
armel.deb	armv6hl.rpm	freebsd_amd64.tar.gz	windows_i386.zip
armhf.deb	i386.rpm	freebsd_armv7.tar.gz
i386.deb	ppc64le.rpm	freebsd_i386.tar.gz
mips.deb	riscv64.rpm	linux_amd64.tar.gz
mipsel.deb	s390x.rpm	linux_arm64.tar.gz
ppc64el.deb	x86_64.rpm	linux_armel.tar.gz
riscv64.deb		linux_armhf.tar.gz
s390x.deb		linux_i386.tar.gz
		linux_mips.tar.gz
		linux_mipsel.tar.gz
		linux_ppc64le.tar.gz
		linux_riscv64.tar.gz
		linux_s390x.tar.gz

[srebhan]

Awesome. Thanks @LarsStegman!

[LarsStegman]

@srebhan @powersj @DStrand1 I have to compliment you on the way you maintain this repository and how responsive you are to issues and pull requests. Top notch stuff, people!

[powersj]

@srebhan @powersj @DStrand1 I have to compliment you on the way you maintain this repository and how responsive you are to issues and pull requests. Top notch stuff, people!

Thank you for the kind words!