Update basic-writing-and-formatting-syntax.md (#36062)

Author: DimmaDont

content/get-started/writing-on-github/getting-started-with-writing-and-formatting-on-github/basic-writing-and-formatting-syntax.md

@@ -158,7 +158,7 @@ TEXT 2
 
 Link to the sample section: [Link Text](#sample-section).
 
-Link to the helpful section: [Link Text](#thisll--be-a-helpful-section-about-the-greek-letter-Θ).
+Link to the helpful section: [Link Text](#thisll-be-a-helpful-section-about-the-greek-letter-Θ).
 
 Link to the first non-unique section: [Link Text](#this-heading-is-not-unique-in-the-file).