meson: update glib minimum version to 2.54

In order to support the symbol g_enum_to_string in various
project using GStreamer ( gst-validate etc.), the glib minimum
version should be 2.54.0
22 jobs for bump_glib_version_2_54 in 48 minutes and 26 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Preparation
passed #396268
gst indent

00:00:38

passed #396267
manifest

00:00:42

 
  Build
passed #396274
build cerbero android universal

00:11:52

passed #396275
build cerbero cross win32

00:07:53

passed #396276
build cerbero cross win64

00:05:48

passed #396273
build cerbero fedora x86_64

00:06:21

manual #396278
gst-ios-12.2 allowed to fail manual
build cerbero ios universal
passed #396277
gst-macos-10.14
build cerbero macos x86_64

00:07:24

passed #396269
build fedora x86_64

00:05:52

passed #396270
build nodebug fedora x86_64

00:06:01

passed #396271
build static fedora x86_64

00:13:31

passed #396272
build static nodebug fedora x86_64

00:12:17

 
  Test
failed #396279
check fedora

00:06:18

passed #396280
integration testsuites fedora

00:09:21

passed #396285
valgrind bad

00:08:10

passed #396282
valgrind base

00:12:38

passed #396281
valgrind core

00:14:17

passed #396286
valgrind ges

00:06:43

passed #396283
valgrind good

00:16:00

passed #396284
valgrind ugly

00:02:29

 
  Integrate
skipped #396287
android universal examples
skipped #396288
documentation
 
Name Stage Failure
failed
check fedora Test
           Total: 3074
Uploading artifacts...
gst-build/build/meson-logs/: found 2 matching files
validate-logs: found 3491 matching files

Uploading artifacts to coordinator... ok
id=396279 responseStatus=201 Created token=mKU_Rp4X
Uploading artifacts...
validate-logs/*.xml: found 1 matching files

Uploading artifacts to coordinator... ok
id=396279 responseStatus=201 Created token=mKU_Rp4X
ERROR: Job failed: exit code 1