chore: bump Visual Studio extension version to 1.0.10

Version 1.0.9 was already published to the marketplace from a previous release.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: rajbos

visualstudio-extension/src/CopilotTokenTracker/source.extension.vsixmanifest

@@ -4,7 +4,7 @@
     xmlns:d="http://schemas.microsoft.com/developer/vsx-schema-design/2011">
   <Metadata>
     <Identity Id="AIEngineeringFluency.VS.RobBos"
-              Version="1.0.9"
+              Version="1.0.10"
               Language="en-US"
               Publisher="Rob Bos" />
     <DisplayName>AI Engineering Fluency</DisplayName>