build: Set master version to nightly

#skip-changelog

Author: getsentry-bot

.env

@@ -9,12 +9,12 @@ SENTRY_EVENT_RETENTION_DAYS=90
 SENTRY_BIND=9000
 # Set SENTRY_MAIL_HOST to a valid FQDN (host/domain name) to be able to send emails!
 # SENTRY_MAIL_HOST=example.com
-SENTRY_IMAGE=getsentry/sentry:25.6.1
-SNUBA_IMAGE=getsentry/snuba:25.6.1
-RELAY_IMAGE=getsentry/relay:25.6.1
-SYMBOLICATOR_IMAGE=getsentry/symbolicator:25.6.1
-TASKBROKER_IMAGE=getsentry/taskbroker:25.6.1
-VROOM_IMAGE=getsentry/vroom:25.6.1
+SENTRY_IMAGE=getsentry/sentry:nightly
+SNUBA_IMAGE=getsentry/snuba:nightly
+RELAY_IMAGE=getsentry/relay:nightly
+SYMBOLICATOR_IMAGE=getsentry/symbolicator:nightly
+TASKBROKER_IMAGE=getsentry/taskbroker:nightly
+VROOM_IMAGE=getsentry/vroom:nightly
 HEALTHCHECK_INTERVAL=30s
 HEALTHCHECK_TIMEOUT=1m30s
 HEALTHCHECK_RETRIES=10