misc improvements

- remove natalia from datasets, was too noisy
- added sleeps to stay within slack ratelimits
- remove mentions per message (too noisy - we can instead ping once for the thread, and allow them to get notified for thread messages)

app.py

@@ -49,7 +49,6 @@ TRIGGERS = {
     ("argilla",): "<@U076B8C7G3E>", # david berenstein
     ("distilabel",): "<@U076B8C7G3E>", # david berenstein
     ("argilla",): "<@U0766H30T7F>", # natalia elvira
-    ("dataset",): "<@U0766H30T7F>", # natalia elvira
     ("docs",): "<@U02DATT4C5B>", # steven liu
     ("documentation",): "<@U02DATT4C5B>", # steven liu
     ("gradio",): "<@U02NMK75F1V>", # abubakar abid
@@ -263,7 +262,7 @@ def send_daily_pings():
             for ping in pings:
                 slack_client.chat_postMessage(
                     channel=SLACK_CHANNEL_ID,
-                    text=f"{ping['mention']} (for the keyword -> '{ping['trigger']}')\nFrom {ping['author']} in channel #{ping['channel']}: {ping['content']}\n{ping['url']}",
+                    text=f"(for the keyword -> '{ping['trigger']}')\nFrom {ping['author']} in channel #{ping['channel']}: {ping['content']}\n{ping['url']}",
                     thread_ts=main_ts,
                     unfurl_links=False,
                     unfurl_media=False