Update revised support lifecycle for v5 (#341)

Signed-off-by: Kentaro Hayashi <[email protected]>

content/blog/20230829_fluent-package-scheduled-lifecycle.md

@@ -45,14 +45,18 @@ Here is the difference of these channels.
 
 As for fluent-package v5,
 
-* fluent-package v5 LTS will be supported until March, 2025 (Even though Ruby 3.2 is still supported)
+* fluent-package v5 LTS will be supported until Dec, 2025 (Even though Ruby 3.2 is still supported)
 * Until 5.1.0 is released, normal release channel and LTS channel are the same package.
 
-Current releases and future plans:
+<div markdown="span" class="alert alert-info" role="alert">
+<b>Note:</b> 2024/12/17 UPDATES: As of planned support lifecycle of fluent-package v5 was updated, please see 
+<a href="https://www.fluentd.org/blog/fluent-package-v6-scheduled-lifecycle">"Scheduled support lifecycle announcement about Fluent Package v6"</a>
+Now! It explains revised EOL of fluent-package v5 too.</div>
+
+<!--
 
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@@ -97,11 +101,11 @@ gantt
 <tr>
 <td>v5.0.1 (LTS)</td>
 <td>Aug 29, 2023</td>
-<td>March, 2025</td>
+<td>Dec, 2025</td>
 </tr>
 <tr>
 <td>v6.0.0 (LTS)</td>
-<td>March, 2025? (T.B.D.)</td>
+<td>Aug, 2025? (T.B.D.)</td>
 <td>T.B.D.</td>
 </tr>
 </table>