fix: correct schema file path in eye tracking documentation comment (#2316)

The comment incorrectly referenced eyetrack.yaml when the actual
schema file is physio.yaml (as correctly used in the macro call).

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: yarikoptic

src/modality-specific-files/physiological-recordings.md

@@ -490,7 +490,7 @@ specific column prescriptions:
 <!--
 This block generates a columns table.
 The definitions of these fields can be found in
-  src/schema/rules/tabular_data/eyetrack.yaml
+  src/schema/rules/tabular_data/physio.yaml
 and a guide for using macros can be found at
  https://github.com/bids-standard/bids-specification/blob/master/macros_doc.md
 -->