all: Add source tags for all the GTasks

This might make it easier to debug async tasks, when necessary.
1 job for wip/hadess/reverse-http in 4 minutes and 51 seconds (queued for 2 minutes and 51 seconds)
latest
Status Job ID Name Coverage
  Test
failed #129400
non_aws
build

00:04:51

 
Name Stage Failure
failed
build Test
make[2]: Leaving directory '/builds/GNOME/libsoup/build/tests'
make[1]: *** [Makefile:1914: check] Error 2
make[1]: Leaving directory '/builds/GNOME/libsoup/build/tests'
make: *** [Makefile:566: check-recursive] Error 1
Uploading artifacts...
/builds/GNOME/libsoup/build/config.log: found 1 matching files
/builds/GNOME/libsoup/build/tests/test-suite.log: found 1 matching files

Uploading artifacts to coordinator... ok
id=129400 responseStatus=201 Created token=dcjeYAsm
ERROR: Job failed: exit code 1