Reverted "Fixed #27818 -- Replaced try/except/pass with contextlib.suppress()."

This reverts commit 550cb3a365
because try/except performs better.

django/db/models/expressions.py

@@ -1,6 +1,5 @@
 import copy
 import datetime
-from contextlib import suppress
 from decimal import Decimal
 
 from django.core.exceptions import EmptyResultSet, FieldError
@@ -17,9 +16,11 @@ class SQLiteNumericMixin:
     """
     def as_sqlite(self, compiler, connection, **extra_context):
         sql, params = self.as_sql(compiler, connection, **extra_context)
-        with suppress(FieldError):
+        try:
             if self.output_field.get_internal_type() == 'DecimalField':
                 sql = 'CAST(%s AS NUMERIC)' % sql
+        except FieldError:
+            pass
         return sql, params