Test ASM5's bytecode parsing of INVOKESPECIAL/STATIC on interfaces

Issue: SPR-11979
(cherry picked from commit 29f6f3d)
Fix UriComponentsBuilder.fromUriString parsing error

This commit fixes cases where part of the URI was mistaken for the
userinfo when:
* the URI did not contain any path
* the query string contained the "@"

Issue: SPR-11970
(cherry picked from commit a4484bb)