Update virtualenv to v20.25.3

Signed-off-by: Ayan Sinha Mahapatra <[email protected]>

Author: AyanSinhaMahapatra

etc/thirdparty/virtualenv.pyz

@@ -1,7 +1,7 @@
 about_resource: virtualenv.pyz
 name: get-virtualenv
-version: 20.23.0
-download_url: https://github.com/pypa/get-virtualenv/raw/20.23.0/public/virtualenv.pyz
+version: 20.25.3
+download_url: https://github.com/pypa/get-virtualenv/blob/20.35.3/public/virtualenv.pyz
 description: virtualenv is a tool to create isolated Python environments.
 homepage_url: https://github.com/pypa/virtualenv
 license_expression: lgpl-2.1-plus AND (bsd-new OR apache-2.0) AND mit AND python AND bsd-new
@@ -12,4 +12,4 @@ attribute: yes
 track_changes: yes
 package_url: pkg:github/pypa/[email protected]#public/virtualenv.pyz
 notes: this archive has been modified from the original to remove extra
- embedded wheels that are not needed as we support only Python 3.7+
+ embedded wheels that are not needed as we support only Python 3.10+