fix: EXPLAIN ANALYZE to work with subqueries

[RichardKnop]

No description provided.

[github-actions]

Code Coverage

✅ Total: 70.3% (threshold: 70%)

Package	Coverage
github.com/RichardKnop/minisql	80.7%
github.com/RichardKnop/minisql/e2e_tests	[no
github.com/RichardKnop/minisql/internal/minisql	69.6%
github.com/RichardKnop/minisql/internal/parser	84.2%
github.com/RichardKnop/minisql/pkg/bitwise	100.0%
github.com/RichardKnop/minisql/pkg/lrucache	81.7%