chore: update journal from RSS feed

🤖 Automated journal update from しずかなインターネット RSS feed

Generated with [Claude Code](https://claude.ai/code)

Author: actions-user

content/docs/journal.mdx

@@ -42,7 +42,7 @@ import { Callout } from 'fumadocs-ui/components/callout';
 
 **[Workflowy使い始めた](https://sizu.me/nitaking/posts/vmanhenwmork)** _(2024/08/26)_
 
-**[ルックバック](https://sizu.me/nitaking/posts/dk8xsxemvzst)** _(2024/08/14)_
+**[ルックバック](https://sizu.me/nitaking/posts/dk8xsxemvzst)** _(2024/08/13)_
 
 **[Ouraリング解約してみた](https://sizu.me/nitaking/posts/d3tw7o401w79)** _(2024/08/09)_
 
@@ -66,7 +66,7 @@ import { Callout } from 'fumadocs-ui/components/callout';
 
 **[無題](https://sizu.me/nitaking/posts/v0u1n40s0e2r)** _(2024/07/02)_
 
-**[沼に足をいれた](https://sizu.me/nitaking/posts/bx3act0264e6)** _(2024/06/16)_
+**[沼に足をいれた](https://sizu.me/nitaking/posts/bx3act0264e6)** _(2024/06/15)_
 
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