MDEV-10350 "./mtr --report-features" doesn't work

removed

mysql-test/include/report-features.test

-#
-# show server variables
-#
-
---disable_query_log
---echo ===== ENGINES =====
-show engines; 
---echo ===== VARIABLES =====
-show variables; 
---echo ===== STOP =====
---enable_query_log
-exit;

mysql-test/mysql-test-run.pl

@@ -276,7 +276,6 @@ my $opt_port_base= $ENV{'MTR_PORT_BASE'} || "auto";
 my $build_thread= 0;
 
 my $opt_record;
-my $opt_report_features;
 
 our $opt_resfile= $ENV{'MTR_RESULT_FILE'} || 0;
 
@@ -422,21 +421,6 @@ sub main {
   my $tests= collect_test_cases($opt_reorder, $opt_suites, \@opt_cases, \@opt_skip_test_list);
   mark_time_used('collect');
 
-  if ( $opt_report_features ) {
-    # Put "report features" as the first test to run
-    my $tinfo = My::Test->new
-      (
-       name           => 'report_features',
-       # No result_file => Prints result
-       path           => 'include/report-features.test',
-       template_path  => "include/default_my.cnf",
-       master_opt     => [],
-       slave_opt      => [],
-       suite          => 'main',
-      );
-    unshift(@$tests, $tinfo);
-  }
-
   #######################################################################
   my $num_tests= @$tests;
   if ( $opt_parallel eq "auto" ) {
@@ -1203,7 +1187,6 @@ sub command_line_setup {
              'client-libdir=s'          => \$path_client_libdir,
 
              # Misc
-             'report-features'          => \$opt_report_features,
              'comment=s'                => \$opt_comment,
              'fast'                     => \$opt_fast,
 	     'force-restart'            => \$opt_force_restart,
@@ -6569,7 +6552,6 @@ Misc options
   gprof                 Collect profiling information using gprof.
   experimental=<file>   Refer to list of tests considered experimental;
                         failures will be marked exp-fail instead of fail.
-  report-features       First run a "test" that reports mysql features
   timestamp             Print timestamp before each test report line
   timediff              With --timestamp, also print time passed since
                         *previous* test started