Wow, drop idiotic `return` inside `finally:`

Can't believe i missed this but any `return` inside a `finally` will
suppress the error from the `try:` part... XD

Thought i was losing my mind when the ledger was mutated and then
an error just after wasn't getting raised.. lul.

Never again...

piker/pp.py

@@ -82,9 +82,9 @@ def open_trade_ledger(
         ledger = tomli.load(cf)
         print(f'Ledger load took {time.time() - start}s')
         cpy = ledger.copy()
-    try:
+
     yield cpy
-    finally:
+
     if cpy != ledger:
         # TODO: show diff output?
         # https://stackoverflow.com/questions/12956957/print-diff-of-python-dictionaries
@@ -93,7 +93,7 @@ def open_trade_ledger(
 
         # we write on close the mutated ledger data
         with open(tradesfile, 'w') as cf:
-                return toml.dump(ledger, cf)
+            toml.dump(ledger, cf)
 
 
 class Transaction(Struct, frozen=True):
@@ -764,12 +764,7 @@ def open_pps(
             clears=clears,
         )
 
-    # orig = pp_objs.copy()
-    try:
     yield table
-    finally:
-        # breakpoint()
-        # if orig != table.pps:
 
     if not write_on_exit:
         return