Fix typo in link in PowhegControl README.md

One of the links in the PowhegControl documentation was wrong, fixed typo

added Powheg alsoTargeting:21.6 labels

This merge request affects 1 package:

• Generators/PowhegControl

This merge request affects 1 file:

• Generators/PowhegControl/doc/README.md

Adding @asaibel ,@strichte ,@janovak ,@dhayden ,@tpelzer as watchers

added Generators main review-pending-level-1 labels

The system determined that the changset affects text files and cancelled CI integration tests

CI Result SUCCESS (hash 58eb9b0d)

	Athena	AthGeneration
externals
cmake
make
tests

Full details available on this CI monitor view. Check the JIRA CI status board for known problems
Athena: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 77837]

MR looks fine from L1 perspective - Approving.

Cheers, Steffen (L1)

added review-approved label and removed review-pending-level-1 label

merged

mentioned in commit 8d18e663

added sweep:done label

picked the changes into the branch cherry-pick-8d18e6633bd-21.6 with commit a10bf776

mentioned in commit a10bf776

Sweep summary
successful:

• 21.6

(see https://aiatlas154.cern.ch/jenkins/job/auto_git_sweeps/4666/console for details)

mentioned in merge request !66312 (merged)

mentioned in commit d3f4ead5