Typo "point ot"→"point to"

[hyoshioka0128]

Description of Change

Typo "point ot"→"point to"

https://docs.microsoft.com/en-us/dotnet/api/xamarin.essentials.pointextensions.tosystempointf?view=xamarin-essentials-android https://github.com/xamarin/Essentials/blob/live/docs/en/Xamarin.Essentials/PointExtensions.xml #PingMSFTDocs

Bugs Fixed

• Related to issue #

Provide links to issues here. Ensure that a GitHub issue was created for your feature or bug fix before sending PR.

API Changes

List all API changes here (or just put None), example:

Added:

• string Class.Property { get; set; }
• void Class.Method();

Changed:

• object Cell.OldPropertyName => object Cell.NewPropertyName

If there is an entirely new API, then you can use a more verbose style:

public static class NewClass {
    public static int SomeProperty { get; set; }
    public static void SomeMethod(string value);
}

Behavioral Changes

Describe any non-bug related behavioral changes that may change how users app behaves when upgrading to this version of the codebase.

PR Checklist

• [ ] Has tests (if omitted, state reason in description)
• [ ] Has samples (if omitted, state reason in description)
• [ ] Rebased on top of main at time of PR
• [ ] Changes adhere to coding standard
• [x] Updated documentation (see walkthrough)