Add XML documentation for Time.Create parameter descriptions

[Copilot]

Addresses incomplete XML documentation for Time.Create(int year, int doy, double sec) method parameters that were missing descriptions.

Changes

• Added parameter descriptions with valid ranges:
  • year: Calendar year (0 defaults to 2000)
  • doy: Day of year (1-366)
  • sec: Seconds within the day (0-86399)

/// <summary>
/// Create time from year, day of year, and seconds of day
/// </summary>
/// <param name="year">Calendar year (0 defaults to 2000)</param>
/// <param name="doy">Day of year (1-366)</param>
/// <param name="sec">Seconds within the day (0-86399)</param>
/// <returns></returns>
public static Time Create(int year, int doy, double sec)

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