[Docs] Fix end of section in the korean plugin docs

relates #30397

Author: jimczi

docs/plugins/analysis-nori.asciidoc

@@ -82,12 +82,10 @@ C샤프
 세종
 세종시 세종 시        <2>
 -----------------------
---
 
 <1> A simple noun
 <2> A compound noun (`세종시`) followed by its decomposition: `세종` and `시`.
 
-
 Then create an analyzer as follows:
 
 [source,js]