[Serializer] update example for attributes#15302
Merged
javiereguiluz merged 1 commit intosymfony:5.2from May 3, 2021
iamvar:discriminator-example
Merged
[Serializer] update example for attributes#15302javiereguiluz merged 1 commit intosymfony:5.2from iamvar:discriminator-example
javiereguiluz merged 1 commit intosymfony:5.2from
iamvar:discriminator-example
