Refactor: libcrmcommon: Drop unnecessary Coverity suppression

At least on my machine, this one is no longer needed after all the
recent refactors.

Signed-off-by: Reid Wahl <[email protected]>

Author: nrwahl2

daemons/execd/remoted_pidone.c

@@ -159,7 +159,6 @@ load_env_var_line(const char *line)
      * value after stripping the trailing comment and processing quotes and
      * backslashes.
      */
-    // coverity[tainted_string] Can't easily be changed right now
     setenv(name, ((argc == 1)? argv[0] : ""), 0);
 
 done: