[Repo Assist] Release v7.0.6

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🤖 This is an automated PR from Repo Assist.

This PR prepares the v7.0.6 patch release by promoting the [Unreleased] changelog entries to [7.0.6] - 2026-03-03.

Changes included in this release

12 bug fixes accumulated since v7.0.5 (December 2025):

• End of line comments after infix operators are preserved correctly. #2287
• Lambda closing parenthesis in chained method calls is no longer placed on its own line when MultiLineLambdaClosingNewline is enabled. #2553
• Long & (AND) patterns now break across multiple lines to respect max line length. #1780
• Empty array with trivia inside now has correct indentation in Stroustrup style. #3098
• Multiline function type inside parentheses gets extra indentation to avoid compiler error. #3043
• Trivia around paren lambda with conditional compilation no longer causes merge error. #2844
• Type app closing angle bracket padded by previous expression length. #3179
• Dynamic operator on result of qualified function call causes formatting error. #3135
• Long delegate type with generic args no longer breaks around arrow. #2468
• Idempotency problem when formatting NUnit Assert.That with lambda argument. #1740
• Comment between lines of no-break infix expression no longer loses indentation. #2944
• Hash directives around access modifier in module declaration no longer lose indentation. #3188

This is a patch release on the 7.x line with no breaking changes. The 8.0.0-alpha series (with breaking defaults) continues separately.

Test Status

✅ All 2720 tests pass (dotnet test src/Fantomas.Core.Tests/)
✅ Build succeeded (dotnet build fantomas.sln -c Release)

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