Update dependency FluentAssertions to 8.10.0

[thomhurst]

This PR contains the following updates:

Package	Type	Update	Change
FluentAssertions (source)	nuget	minor	8.9.0 → 8.10.0

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Release Notes

fluentassertions/fluentassertions (FluentAssertions)

v8.10.0

Compare Source

What's Changed

Improvements

• Fail with a descriptive error when path-based rules are used on value-semantic types by @​dennisdoomen in #​3187
• Significantly speed up BeEquivalentTo for large unordered collections by @​dennisdoomen in #​3188
• Add ComparingNullCollectionsAsEmpty and ComparingNullStringsAsEmpty options to BeEquivalentTo by @​dennisdoomen in #​3202
• Include original index in extraneous item failure messages by @​dennisdoomen in #​3203

Documentation

• Reroute the docs link to Xceed by @​dennisdoomen in #​3183
• Fix typo in release notes by @​jnyrup in #​3194
• Fix typos in docs by @​jnyrup in #​3197

Others

• Bump flatted from 3.4.1 to 3.4.2 in the npm_and_yarn group across 1 directory by @​dependabot[bot] in #​3184
• Add AI assistant instruction file (agents.md) for Copilot, Claude, and JetBrains Junie by @​Copilot in #​3176
• Bump smol-toml from 1.6.0 to 1.6.1 in the npm_and_yarn group across 1 directory by @​dependabot[bot] in #​3185
• Bump the npm_and_yarn group across 1 directory with 2 updates by @​dependabot[bot] in #​3186
• Bump cspell from 9.7.0 to 10.0.0 by @​dependabot[bot] in #​3189
• Update nugets by @​jnyrup in #​3192
• Fixup Qodana issues by @​jnyrup in #​3193
• Fix Qodana argument separator by @​jnyrup in #​3195
• Use new Qodana linter option by @​jnyrup in #​3196
• Fix flaky BeLessThanOrEqualTo execution time test by @​Copilot in #​3200
• Bump JetBrains/qodana-action from 2025.3 to 2026.1 by @​dependabot[bot] in #​3201
• Use long for hashCode in ReferentialComparer to avoid overflow by @​dennisdoomen in #​3204

Full Changelog: fluentassertions/fluentassertions@8.9.0...8.10.0

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