Adjust type annots in binance and IB symbol mods

Namely, again switching `|`-union syntax to rm adjacent white space.

Also, flip to multiline style for threshold comparison in
`.binance.feed` and change gap-check threshold to `timeframe` (vs
a hardcoded `60`s) in the `get_ohlc()` closure.

(this commit msg was generated in some part by [`claude-code`][claude-code-gh])
[claude-code-gh]: https://github.com/anthropics/claude-code

piker/brokers/binance/feed.py

@@ -277,7 +277,11 @@ async def open_history_client(
 
             if end_dt is None:
                 inow: int = round(time.time())
-                if (inow - times[-1]) > 60:
+                if (
+                    (inow - times[-1])
+                    >
+                    timeframe
+                ):
                     await tractor.pause()
 
             start_dt = from_timestamp(times[0])

piker/brokers/ib/symbols.py

@@ -488,7 +488,6 @@ def con2fqme(
 @async_lifo_cache()
 async def get_mkt_info(
     fqme: str,
-
     proxy: MethodProxy|None = None,
 
 ) -> tuple[MktPair, ibis.ContractDetails]:
@@ -550,7 +549,7 @@ async def get_mkt_info(
         size_tick: Decimal = Decimal(
             str(details.minSize).rstrip('0')
         )
-        # |-> TODO: there is also the Contract.sizeIncrement, bt wtf is it?
+        # ?TODO, there is also the Contract.sizeIncrement, bt wtf is it?
 
     # NOTE: this is duplicate from the .broker.norm_trade_records()
     # routine, we should factor all this parsing somewhere..