test(queries): org prepare funcs (#2647)

* chore(queries): test suite for prepare stmt funcs

* test(queries): prepare project funcs

* refactor: add comments

* test: simlify expected sql, added possibility to add args to expected queries

* test(queries): prepare funcs in org

* chore(backend): correct modules

internal/query/prepare_test.go

@@ -9,12 +9,17 @@ import (
 	"log"
 	"reflect"
 	"testing"
+	"time"
 
 	"github.com/DATA-DOG/go-sqlmock"
 	sq "github.com/Masterminds/squirrel"
 	"github.com/nsf/jsondiff"
 )
 
+var (
+	testNow = time.Now()
+)
+
 //assertPrepare checks if the prepare func executes the correct sql query and returns the correct object
 //prepareFunc must be of type
 // func() (sq.SelectBuilder, func(*sql.Rows) (*struct, error))