Implemented the delete function for text elements

I18N Commander/Processor/TextElementProcessor.cs

@@ -91,4 +91,23 @@ public static class TextElementProcessor
             return updateException.ToProcessorResult<TextElement>();
         }
     }
+    
+    // Deletes a text element:
+    public static async Task DeleteTextElement(int id)
+    {
+        await using var db = ProcessorMeta.ServiceProvider.GetRequiredService<DataContext>();
+        var textElement = await db.TextElements.FirstAsync(n => n.Id == id);
+
+        // Remove the element from the database:
+        db.TextElements.Remove(textElement);
+        
+        try
+        {
+            // Save the changes:
+            await db.SaveChangesAsync();
+        }
+        catch (DbUpdateException updateException)
+        {
+        }
+    }
 }