Merge remote-tracking branch 'origin/21229_ISIS_Powder_systemtest' into 21214_polaris_set_sample_material

This will done in a sepearte issue

Refs #21214

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REfs #21229

As this is  only checking splines of the vanadium, we only need a rough estimation of shape

Refs #21229

Suppress clang-tidy for generated code

Use fixed Windows SDK Version on builders

Allow user to manually specify merge point

SaveGSS generalisation

Correct handling of user angle and TOF delay in LoadILLReflectometry

The generated packages should all still run on Windows 7. Recent versions
of Visual Studio have started separating the SDK as an optional download
so it is easy to end up with just v10 installed. This change ensures
that all builds target 8.1.

(OSIRIS) Diffraction Reduction - Remove Manual D-Ranges and fully automate

Merge pull request #21202 from mantidproject/21196_All-reduction-in-SANS-GUI-V2-produces-only-one-output-when-an-output-name-is-specified

Added suffix in Merged or All reduction

Refs #21229

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The change is so minor I'll do it myself

Refs #21229

Merge pull request #21026 from mantidproject/21017_Provide-diagnostic-output,-ie-put-the-transmission-workspaces

ISIS SANS: Provide diagnostic output, ie put the transmission workspaces

Refs #21229

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Refs #21229

Merge pull request #21016 from mantidproject/20903_WavRangeReduction-script-function-throws-an-error-when-reduction-mode-is-both

Re #20903 Output both workspaces for both reduction

CentroidPeaksMD is not showing up on algs list

Refs #20381

Refs #20381

pkg_resources will ensure that the listed dependencies are importable
at start up time. This method supports -egg.link files correctly too.
Refs #20381