docs: drop redundant version from "ownCloud Classic 10"

Follow-up readability pass: the product is "ownCloud Classic", so the
bare "10" is dropped in the README ("ownCloud Classic servers").

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Signed-off-by: Thomas Müller <1005065+DeepDiver1975@users.noreply.github.com>

Author: DeepDiver1975

README.md

@@ -6,7 +6,7 @@
 
 [![Android Unit Tests](https://github.com/owncloud/android/actions/workflows/android-unit-tests.yml/badge.svg)](https://github.com/owncloud/android/actions/workflows/android-unit-tests.yml) [![Android Instrumented Data Tests](https://github.com/owncloud/android/actions/workflows/android-instrumented-data-tests.yml/badge.svg)](https://github.com/owncloud/android/actions/workflows/android-instrumented-data-tests.yml) [![Detekt](https://github.com/owncloud/android/actions/workflows/detekt.yml/badge.svg)](https://github.com/owncloud/android/actions/workflows/detekt.yml) [![Conventional Commits](https://github.com/owncloud/android/actions/workflows/conventional-commits.yml/badge.svg)](https://github.com/owncloud/android/actions/workflows/conventional-commits.yml)
 
-The ownCloud Android app enables users to access, sync, and share files stored on their ownCloud server directly from Android devices. Built with Kotlin, it supports ownCloud Infinite Scale (oCIS) and ownCloud Classic 10 servers, featuring file browsing, photo galleries, Spaces, sharing, passcode lock, and biometric authentication. The app is available on:
+The ownCloud Android app enables users to access, sync, and share files stored on their ownCloud server directly from Android devices. Built with Kotlin, it supports ownCloud Infinite Scale (oCIS) and ownCloud Classic servers, featuring file browsing, photo galleries, Spaces, sharing, passcode lock, and biometric authentication. The app is available on:
 
 <a href="https://play.google.com/store/apps/details?id=com.owncloud.android"><img src="https://play.google.com/intl/en_us/badges/images/generic/en_badge_web_generic.png" height="75"></a><a href="https://f-droid.org/packages/com.owncloud.android/"><img src="https://fdroid.gitlab.io/artwork/badge/get-it-on.png" height="75"></a>