[CI] update translation progress

PROGRESS.md

@@ -11,7 +11,7 @@
 | [German](#german-deutsch) | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
 | [Hungarian](#non-curated-languages) | 51 | 138 | 42 | 2721 | 200 | 880 | 447 | 146 |
 | [Italian](#italian-italiano) | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | 1 |
-| [Japanese](#japanese-日本語) | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | 102 | ✔️ | 1 |
+| [Japanese](#japanese-日本語) | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | 102 | ✔️ | ✔️ |
 | [Korean](#koreana-한국어) | 7 | 10 | 38 | 1217 | 22 | 346 | 433 | 47 |
 | [Norwegian Bokmål](#non-curated-languages) | 69 | 708 | 47 | 3427 | 200 | 615 | 516 | 146 |
 | [Polish](#polish-polski) | 28 | 2004 | 42 | 2721 | 200 | 611 | 447 | 142 |
@@ -1023,10 +1023,6 @@
 - [signage_japanese.vdf](misc/signage/signage_japanese.vdf) has 67 untranslated strings.
 - [vgui_japanese.txt](platform/vgui_japanese.txt) has 35 untranslated strings.
 
-### Upcoming Release Notes
-
-- [20230918_japanese.xml](release_notes/20230918_english.xml) is missing.
-
 </details>
 
 <details><summary>