Configurable dev environment (#14869)

* Configurable dev environment

* Add a bit of documentation

* fixing gofmt

* A bit more doc

* Using  variable

* Adding license header

* Moving LDAP_DATA variable to the default-config.mk file

* Adding another docker-compose for the makefile to not brake anybody workflow

* Moving dejavu to the config

* Fixing docker-compose.makefile.yaml for dejavu

* Adding keycloak support to the dev environment

* Address PR review comments

* Removing minio from default docker images

* Changing the default version of mysql to the oldest supported (5.6)

* Change the restart option to no for the dev environment

* Fixing restart option

* Reverting unneded changes

* Restoring 5.7 to check if test passes

* Going back to 5.6 mysql image

* Fixing tests on mysql 5.6

* Skipping flaky test

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

.gitignore

@@ -110,3 +110,4 @@ client
 __debug_bin
 report.xml
 go.*.orig
+config.override.mk