chore(sqltest): Remove unnecessary wasm build constraint

The original sqlite.go on main had no build constraint. The ncruces/go-sqlite3
driver works differently from modernc.org/sqlite (it uses embedded WASM
internally), so the !wasm constraint is not needed for test code.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: kyleconroy

internal/sqltest/sqlite.go

@@ -1,5 +1,3 @@
-//go:build !wasm
-
 package sqltest
 
 import (