Bump Razor to 10.0.0-preview.25517.9

[davidwengier]

Weekly bump, but a bunch of cool completion features added

View Complete Diff of Changes

• [main] Source code updates from dotnet/dotnet (PR: #12365)
• Reduce allocations in ChecksumUtilities.BytesToString (PR: #12359)
• Reduce allocations in DefaultTagHelperTargetExtension.WriteTagHelperProperty (PR: #12361)
• Add snippet support for component completion with EditorRequired attributes (PR: #12325)
• Update dotnet version to 9.0.111 (PR: #12360)
• Add Go To Definition support for file paths in string literals (PR: #12323)
• Add IntelliSense support for Blazor enhanced navigation and form handling data attributes (PR: #12324)
• Fix component end tags to behave consistently with start tags for Hover, Go To Definition, and Find All References (PR: #12327)
• Add out-of-scope Blazor Component completions with auto-insert @using statements (PR: #12336)
• Simplify copilot-instructions.md (PR: #12321)
• Prevent assert on disconnect of a LiveShare session (PR: #12339)
• Update to Ubuntu 22.04 due to 20.04 being out of support (PR: #12340)
• Perform generator retry logic when there are multiple projects in the solution (PR: #12338)
• Fix classification for fully qualified components (PR: #12335)
• Fix: TagHelperContext.AllAttributes missing attributes after Razor comment (PR: #12322)
• Update TextMate grammars (PR: #12329)
• Move shared tests to VS Code project (PR: #12328)