fix point markers out of the view

[illetid]

Type of PR: bugfix

PR checklist:

• Addresses an existing issue: fixes drawSeriesPointMarkers function does not work correctly #1755
• Includes tests
• Documentation update

Overview of change:

[github-actions]

size-limit report 📦

Path	Size
ESM	44.77 KB (-0.11% 🔽)
ESM createChart	36.8 KB (0%)
ESM createChartEx	35.48 KB (0%)
ESM createYieldCurveChart	36.99 KB (+0.01% 🔺)
ESM createOptionsChart	35.72 KB (0%)
Standalone-ESM	46.28 KB (+0.11% 🔺)
Standalone	46.2 KB (+0.03% 🔺)
Plugin: Text Watermark	1.87 KB (0%)
Plugin: Image Watermark	1.69 KB (0%)
Plugin: Series Markers	3.98 KB (0%)
Series: LineSeries	2.54 KB (+0.16% 🔺)
Series: BaselineSeries	3.2 KB (+0.5% 🔺)
Series: AreaSeries	3.12 KB (+0.13% 🔺)
Series: BarSeries	2.15 KB (0%)
Series: CandlestickSeries	2.42 KB (0%)
Series: HistogramSeries	2.18 KB (0%)
Plugin: UpDownMarkersPrimitive	2.37 KB (0%)

[SlicedSilver]

LGTM 👍

Seems that we were always calling fill() (at the bottom of the function) even if the for loop never drew anything. Good catch 👍