Update gocql version to v1.16.1 (#353)

* Update gocql version to v1.16.1

1. Update gocql to v1.16.1
2. Update golang to 1.25, since new gocql version requres it

* Update golangci to 2.5.0

It is needed since 1.64.8 does not support golang 1.25.
1. Update golangci to 2.5.0
2. Migrate from golangci config v1 to v2
3. Integrate fieldaligment to golangci
4. Drop fieldaligment from Makefile
5. Address complaints

doc_test.go

@@ -29,6 +29,8 @@ func ExampleUDT() {
 		FirstName string
 		LastName  string
 	}
+
+	_ = FullName{}
 }
 
 func ExampleUDT_wraper() {
@@ -42,4 +44,6 @@ func ExampleUDT_wraper() {
 		gocqlx.UDT
 		*FullName
 	}
+
+	_ = FullNameUDT{}
 }