[mob] Rename copy

mobile/lib/generated/intl/messages_en.dart

@@ -1091,7 +1091,9 @@ class MessageLookup extends MessageLookupByLibrary {
             "Magic search allows to search photos by their contents, e.g. \'flower\', \'red car\', \'identity documents\'"),
         "manage": MessageLookupByLibrary.simpleMessage("Manage"),
         "manageDeviceStorage":
-            MessageLookupByLibrary.simpleMessage("Manage device storage"),
+            MessageLookupByLibrary.simpleMessage("Manage device Cache"),
+        "manageDeviceStorageDesc": MessageLookupByLibrary.simpleMessage(
+            "Review and clear local cache storage."),
         "manageFamily": MessageLookupByLibrary.simpleMessage("Manage Family"),
         "manageLink": MessageLookupByLibrary.simpleMessage("Manage link"),
         "manageParticipants": MessageLookupByLibrary.simpleMessage("Manage"),

mobile/lib/generated/l10n.dart

@@ -2896,16 +2896,26 @@ class S {
     );
   }
 
-  /// `Manage device storage`
+  /// `Manage device Cache`
   String get manageDeviceStorage {
     return Intl.message(
-      'Manage device storage',
+      'Manage device Cache',
       name: 'manageDeviceStorage',
       desc: '',
       args: [],
     );
   }
 
+  /// `Review and clear local cache storage.`
+  String get manageDeviceStorageDesc {
+    return Intl.message(
+      'Review and clear local cache storage.',
+      name: 'manageDeviceStorageDesc',
+      desc: '',
+      args: [],
+    );
+  }
+
   /// `Machine learning`
   String get machineLearning {
     return Intl.message(

mobile/lib/l10n/intl_en.arb

@@ -412,7 +412,8 @@
     "description": "The text to display in the advanced settings section"
   },
   "photoGridSize": "Photo grid size",
-  "manageDeviceStorage": "Manage device storage",
+  "manageDeviceStorage": "Manage device Cache",
+  "manageDeviceStorageDesc": "Review and clear local cache storage.",
   "machineLearning": "Machine learning",
   "mlConsent": "Enable machine learning",
   "mlConsentTitle": "Enable machine learning?",

mobile/lib/ui/settings/backup/free_space_options.dart

@@ -72,6 +72,7 @@ class _FreeUpSpaceOptionsScreenState extends State<FreeUpSpaceOptionsScreen> {
                     padding: const EdgeInsets.symmetric(vertical: 20),
                     child: Column(
                       mainAxisSize: MainAxisSize.min,
+                      crossAxisAlignment: CrossAxisAlignment.start,
                       children: [
                         Column(
                           children: [
@@ -231,6 +232,13 @@ class _FreeUpSpaceOptionsScreenState extends State<FreeUpSpaceOptionsScreen> {
                                     );
                                   },
                                 ),
+                                Align(
+                                  alignment: Alignment.centerLeft,
+                                  child: MenuSectionDescriptionWidget(
+                                    content:
+                                        S.of(context).manageDeviceStorageDesc,
+                                  ),
+                                ),
                               ],
                             ),
                           ],