mesa: update lower_jumps tests after bug fix
This change updates the tests to reflect the IR after the following bug fix. Fixes: c1096b7f ("glsl: fix lower jumps for returns when loop is inside an if") Tested-by:Michel Dänzer <michel.daenzer@amd.com> Bugzilla: https://bugs.freedesktop.org/100441 (cherry picked from commit e44cba54)