Mutantsan keep get parameters after redirect

[amercader]

Fixes #

Proposed fixes:

Features:

• includes tests covering changes
• includes updated documentation
• includes user-visible changes
• includes API changes
• includes bugfix for possible backport

Please [X] all the boxes above that apply

[amercader]

Backport failed for dev-v2.10, because it was unable to cherry-pick the commit(s).

Please cherry-pick the changes locally and resolve any conflicts.

git fetch origin dev-v2.10
git worktree add -d .worktree/backport-8-to-dev-v2.10 origin/dev-v2.10
cd .worktree/backport-8-to-dev-v2.10
git switch --create backport-8-to-dev-v2.10
git cherry-pick -x 67f688269ed587cb96a64defa95d4cbad0f4d0db db2ead6045ea27efa294e455731358f0a6d2c472 002cc3cec804eb59a6418d72993ad0745a0e85b7

[amercader]

/backport again please

[ckanbot]

Backport failed for dev-v2.10, because it was unable to cherry-pick the commit(s).

Please cherry-pick the changes locally and resolve any conflicts.

git fetch origin dev-v2.10
git worktree add -d .worktree/backport-8-to-dev-v2.10 origin/dev-v2.10
cd .worktree/backport-8-to-dev-v2.10
git switch --create backport-8-to-dev-v2.10
git cherry-pick -x 67f688269ed587cb96a64defa95d4cbad0f4d0db db2ead6045ea27efa294e455731358f0a6d2c472 002cc3cec804eb59a6418d72993ad0745a0e85b7

[ckanbot]

Backport failed for failed: couldn't find remote ref failed.
Please ensure that this Github repo has a branch named failed.