Update line number text size doc and github jot path for trigger

Author: AmrDeveloper

.github/workflows/docs.yaml

@@ -5,7 +5,7 @@ on:
     branches: 
       - master
     paths:
-      - docs
+      - docs/**
       - mkdocs.yml
 jobs:
   deploy:

docs/line-number.md

@@ -50,7 +50,7 @@ codeView.setHighlightCurrentLineColor(Color.GREY);
 codeView.setLineNumberTextColor(Color.GREY);
 ```
 
-### Set line number text size
+### Set line number text size in pixels, it recommended to set it within the range of text size
 
 ``` java
 codeView.setLineNumberTextSize(size like 30f);