[glib] (16 commits) ...Merge branch 'test-suite-fixes' into 'main'

[Marco Trevisan <marcotrevi src gnome org>]

Summary of changes:

  1b377e6... build: Drop MALLOC_PERTURB_ from test environments
  f977ddf... tests: Fix non-TAP output from debugcontroller test
  8dde15a... tests: Fix gengiotypefuncs.py helper script
  75a3911... tests: Fix non-TAP output from socket test
  d48470d... tests: Fix TAP output from spawn-singlethread test
  b82bfe7... tests: Fix an invalid UTF-8 sequence in the uri tests
  011202d... tests: Encode invalid UTF-8 before outputted in a test mess
  74e71c7... tests: Fix a non-TAP formatted debug message in the basics-
  6b8240f... tests: Fix performance-threaded test when run for zero seco
  6747702... tests: Fix use of deprecated threading API in performance-t
  6f435e4... tests: Run GObject performance tests under meson test
  419f882... tests: Allow bitlock performance test to be smoketested
  e51c805... tests: Allow mutex performance tests to be smoketested
  421c238... tests: Allow utf8-performance tests to be smoketested
  1aaf1e7... tests: Allow signal-handler performance tests to be smokete
  cb0cc99... Merge branch 'test-suite-fixes' into 'main'