[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

python/taichi/lang/ast/ast_transformer.py

@@ -115,19 +115,15 @@ def build_assign_annotated(ctx, target, value, is_static_assign, annotation):
         else:
             anno = impl.expr_init(annotation)
             if is_static_assign:
-                raise TaichiSyntaxError(
-                    "Static assign cannot be used on annotated assignment"
-                )
+                raise TaichiSyntaxError("Static assign cannot be used on annotated assignment")
             if is_local and not ctx.is_var_declared(target.id):
                 var = ti_ops.cast(value, anno)
                 var = impl.expr_init(var)
                 ctx.create_variable(target.id, var)
             else:
                 var = build_stmt(ctx, target)
                 if var.ptr.get_rvalue_type() != anno:
-                    raise TaichiSyntaxError(
-                        "Static assign cannot have type overloading"
-                    )
+                    raise TaichiSyntaxError("Static assign cannot have type overloading")
                 var._assign(value)
         return var