Fix documentation on how to get the keycode string from a `physical_keycode` #15294

Fix documentation on how to get the keycode string from a `physical_keycode`

Usage Workflow file

10 warnings

'TextEdit.TextDirection' hides inherited member 'Control.TextDirection'. Use the new keyword if hiding was intended.

'GltfAccessor.GetType()' hides inherited member 'object.GetType()'. Use the new keyword if hiding was intended.

'GltfAccessor.MethodName.GetType' hides inherited member 'object.GetType()'. Use the new keyword if hiding was intended.

'ArrayMesh.BlendShapeMode' hides inherited member 'Mesh.BlendShapeMode'. Use the new keyword if hiding was intended.

'Button.TextDirection' hides inherited member 'Control.TextDirection'. Use the new keyword if hiding was intended.

'RichTextLabel.TextDirection' hides inherited member 'Control.TextDirection'. Use the new keyword if hiding was intended.

'Label.TextDirection' hides inherited member 'Control.TextDirection'. Use the new keyword if hiding was intended.

'MenuBar.TextDirection' hides inherited member 'Control.TextDirection'. Use the new keyword if hiding was intended.

'LineEdit.TextDirection' hides inherited member 'Control.TextDirection'. Use the new keyword if hiding was intended.

'LinkButton.TextDirection' hides inherited member 'Control.TextDirection'. Use the new keyword if hiding was intended.