fix: replace missing progress drawable class with clip

uwu_progress_drawable referenced com.neko.widget.RoundedCornerProgressDrawable,
which does not exist and would fail to inflate if the drawable were used.
Swap it for a standard <clip> around uwu_progress_full_drawable.

Author: HSSkyBoy

app/src/main/res/drawable/uwu_progress_drawable.xml

@@ -24,8 +24,10 @@
             <item
                 android:gravity="fill_horizontal|center"
                 android:id="@android:id/progress">
-                <com.neko.widget.RoundedCornerProgressDrawable
-                    android:drawable="@drawable/uwu_progress_full_drawable" />
+                <clip
+                    android:clipOrientation="horizontal"
+                    android:drawable="@drawable/uwu_progress_full_drawable"
+                    android:gravity="start" />
             </item>
             <item
                 android:gravity="end|center">
@@ -65,8 +67,10 @@
             <item
                 android:gravity="fill_horizontal|center"
                 android:id="@android:id/progress">
-                <com.neko.widget.RoundedCornerProgressDrawable
-                    android:drawable="@drawable/uwu_progress_full_drawable" />
+                <clip
+                    android:clipOrientation="horizontal"
+                    android:drawable="@drawable/uwu_progress_full_drawable"
+                    android:gravity="start" />
             </item>
             <item
                 android:gravity="end|center">