Bump authlib from 1.7.0 to 1.7.1

Bumps [authlib](https://github.com/authlib/authlib) from 1.7.0 to 1.7.1.
- [Release notes](https://github.com/authlib/authlib/releases)
- [Commits](https://github.com/authlib/authlib/compare/v1.7.0...1.7.1)

---
updated-dependencies:
- dependency-name: authlib
  dependency-version: 1.7.1
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

poetry.lock

@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.3 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.1 and should not be changed by hand.
 
 [[package]]
 name = "accessible-pygments"
@@ -80,14 +80,14 @@ files = [
 
 [[package]]
 name = "authlib"
-version = "1.7.0"
+version = "1.7.2"
 description = "The ultimate Python library in building OAuth and OpenID Connect servers and clients."
 optional = false
 python-versions = ">=3.10"
 groups = ["main"]
 files = [
-    {file = "authlib-1.7.0-py2.py3-none-any.whl", hash = "sha256:e36817afb02f6f0b6bf55f150782499ddd6ddf44b402bb055d3263cc65ac9ae0"},
+    {file = "authlib-1.7.2-py2.py3-none-any.whl", hash = "sha256:3e1faedc9d87e7d56a164eca3ccb6ace0d61b94abe83e92242f8dc8bba9b4a9f"},
-    {file = "authlib-1.7.0.tar.gz", hash = "sha256:b3e326c9aa9cc3ea95fe7d89fd880722d3608da4d00e8a27e061e64b48d801d5"},
+    {file = "authlib-1.7.2.tar.gz", hash = "sha256:2cea25fefcd4e7173bdf1372c0afc265c8034b23a8cd5dcb6a9164b826c64231"},
 ]
 
 [package.dependencies]

src/auto_archiver/utils/deletion_detection.py

@@ -64,6 +64,7 @@ class DeletionIndicators:
     # YouTube deletion indicators
     YOUTUBE = [
         "This video isn't available anymore",
+        "Video unavailable",
         "This video has been removed",
         "This video is no longer available",
         "This video is private",