docs: Improve formatting of Eclipse installation instructions

Formatted installation instructions for clarity.

Signed-off-by: 梦里不知身是客 <[email protected]>

Author: unknowIfGuestInDream

README.md

@@ -77,8 +77,10 @@ mvn clean org.eclipse.tycho:tycho-versions-plugin:set-version -DnewVersion=2.0.0
 
 ## Install
 
-1. For Eclipse 2024-06 ~ 2024-12, add `https://raw.githubusercontent.com/tlcsdm/eclipse-instasearch/update_site_2024/` as the upgrade location in Eclipse.  
-   For Eclipse 2025-03 and later, add `https://raw.githubusercontent.com/tlcsdm/eclipse-instasearch/update_site/` as the upgrade location in Eclipse.  
+1. For Eclipse 2024-06 ~ 2024-12, add  
+   `https://raw.githubusercontent.com/tlcsdm/eclipse-instasearch/update_site_2024/` as the upgrade location in Eclipse.  
+   For Eclipse 2025-03 and later, add  
+   `https://raw.githubusercontent.com/tlcsdm/eclipse-instasearch/update_site/` as the upgrade location in Eclipse.  
 2. Download from [Jenkins](https://jenkins.tlcsdm.com/job/eclipse-plugin/job/eclipse-instasearch)
 3. <table style="border: none;">
   <tbody>