Change tst_resm() followed by tst_exit() to tst_brkm()

Slightly different version of the previous cleanup.

Created with coccinelle patch:

@@
expression list L;
expression C != {TINFO, TPASS};
identifier F;
@@
- tst_resm
+ tst_brkm
   (C,
+   F,
    L);
- F();
- tst_exit();

Signed-off-by: Cyril Hrubis <chrubis@suse.cz>