Deprecate `linux_armv7l_exe` support (#13978)

Ref: https://github.com/yt-dlp/yt-dlp/issues/13976

Authored by: bashonly

yt_dlp/update.py

@@ -153,6 +153,12 @@ def _get_system_deprecation():
             f'{variant} (the PyInstaller-bundled executable for macOS versions older than 10.15)',
             'issues/13856', STOP_MSG)
 
+    # Temporary until linux_armv7l executable builds are discontinued
+    if variant in ('linux_armv7l_exe'):
+        return EXE_MSG_TMPL.format(
+            f'{variant} (the PyInstaller-bundled executable for the Linux armv7l platform)',
+            'issues/13976', STOP_MSG)
+
     if sys.version_info > MIN_RECOMMENDED:
         return None
 
@@ -162,13 +168,6 @@ def _get_system_deprecation():
     if sys.version_info < MIN_SUPPORTED:
         return f'Python version {major}.{minor} is no longer supported! {PYTHON_MSG}'
 
-    # Temporary until aarch64/armv7l build flow is bumped to Ubuntu 22.04 and Python 3.10
-    if variant in ('linux_aarch64_exe', 'linux_armv7l_exe'):
-        libc_ver = version_tuple(os.confstr('CS_GNU_LIBC_VERSION').partition(' ')[2])
-        if libc_ver < (2, 35):
-            return EXE_MSG_TMPL.format('system glibc version < 2.35', 'issues/13858', STOP_MSG)
-        return None
-
     return f'Support for Python version {major}.{minor} has been deprecated. {PYTHON_MSG}'