[update] Improve blocked update message

Authored by: bashonly

.github/workflows/build.yml

@@ -443,13 +443,17 @@ jobs:
           lock 2022.08.18.36 .+ Python 3\.6
           lock 2023.11.16 (?!win_x86_exe).+ Python 3\.7
           lock 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
+          lock 2023.11.16 linux_(?:armv7l|aarch64)_exe .+ glibc 2\.(?:[12]|30)
           lockV2 yt-dlp/yt-dlp 2022.08.18.36 .+ Python 3\.6
           lockV2 yt-dlp/yt-dlp 2023.11.16 (?!win_x86_exe).+ Python 3\.7
           lockV2 yt-dlp/yt-dlp 2023.11.16 win_x86_exe .+ Windows-(?:Vista|2008Server)
+          lockV2 yt-dlp/yt-dlp 2023.11.16 linux_(?:armv7l|aarch64)_exe .+ glibc 2\.(?:[12]|30)
           lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 (?!win_x86_exe).+ Python 3\.7
           lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.15.232826 win_x86_exe .+ Windows-(?:Vista|2008Server)
           lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 (?!win_x86_exe).+ Python 3\.7
           lockV2 yt-dlp/yt-dlp-master-builds 2023.11.15.232812 win_x86_exe .+ Windows-(?:Vista|2008Server)
+          lockV2 yt-dlp/yt-dlp-nightly-builds 2023.11.20.123456 linux_(?:armv7l|aarch64)_exe .+ glibc 2\.(?:[12]|30)
+          lockV2 yt-dlp/yt-dlp-master-builds 2023.11.20.987654 linux_(?:armv7l|aarch64)_exe .+ glibc 2\.(?:[12]|30)
           EOF
 
       - name: Sign checksum files

yt_dlp/update.py

@@ -334,7 +334,8 @@ class Updater:
                     continue
 
                 self._report_error(
-                    f'yt-dlp cannot be updated to {resolved_tag} since you are on an older Python version', True)
+                    f'yt-dlp cannot be updated to {resolved_tag} since you are on an older Python version '
+                    'or your operating system is not compatible with the requested build', True)
                 return None
 
         return resolved_tag