fix: Linux crash on secure storage usage

lib/utils/matrix_sdk_extensions.dart/fluffybox_database.dart

@@ -58,9 +58,11 @@ class FlutterFluffyBoxDatabase extends FluffyBoxDatabase {
       hiverCipher = fluffybox.HiveAesCipher(base64Url.decode(rawEncryptionKey));
     } on MissingPluginException catch (_) {
       Logs().i('FluffyBox encryption is not supported on this platform');
-    } catch (_) {
+    } catch (e, s) {
-      const FlutterSecureStorage().delete(key: _cipherStorageKey);
+      const FlutterSecureStorage()
-      rethrow;
+          .delete(key: _cipherStorageKey)
+          .catchError((_) {});
+      Logs().w('Unable to init FluffyBox encryption', e, s);
     }
 
     // ignore: deprecated_member_use

lib/utils/matrix_sdk_extensions.dart/flutter_hive_collections_database.dart

@@ -51,9 +51,11 @@ class FlutterHiveCollectionsDatabase extends HiveCollectionsDatabase {
       hiverCipher = HiveAesCipher(base64Url.decode(rawEncryptionKey));
     } on MissingPluginException catch (_) {
       Logs().i('Hive encryption is not supported on this platform');
-    } catch (_) {
+    } catch (e, s) {
-      const FlutterSecureStorage().delete(key: _cipherStorageKey);
+      const FlutterSecureStorage()
-      rethrow;
+          .delete(key: _cipherStorageKey)
+          .catchError((_) {});
+      Logs().w('Unable to init Hive encryption', e, s);
     }
 
     final db = FlutterHiveCollectionsDatabase(