Changed point class documentation description text

[Chaitanya1672]

Resolves #7086

Changes:
Changed the description of the point method to clarify the number of parameters.

Previous Text:
The version of point() with one parameter allows the point's location to be set with its x- and y-coordinates, as in point(10, 20).

Updated Text:
The version of point() with two parameters allows the point's location to be set with its x- and y-coordinates, as in point(10, 20).

Reference:
As discussed in Issue #7086 .

Screenshots of the change:

PR Checklist

• npm run lint passes
• Inline documentation is included / updated

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[Qianqianye]

Thanks @Chaitanya1672! Tagging @Paulo005 and @nickmcintyre to review this PR

[nickmcintyre]

Looks good, thanks!