[TT-16013] Gateway panics when validating JWT claims #21007

Job	Run time
1.24-bullseye	14m 11s
test-controller-distros	4s
test-controller-api	4s
release-tests / Opentelemetry e2e	3m 47s
release-tests / CI Tests	5m 58s
sbom / changedfiles	5s
release-tests / Smoke tests	0s
api-tests (redis6, postgres15, murmur128, not local and not dind and not sql, master, $ECR/tyk-pu...	25m 3s
api-tests (redis7, mongo7, sha256, not local and not dind, master, $ECR/tyk-pump:master, $ECR/tyk...	24m 13s
upgrade-rpm (arm64, amazonlinux:2)	5m 39s
upgrade-rpm (amd64, registry.access.redhat.com/ubi8/ubi)	2m 8s
upgrade-rpm (amd64, amazonlinux:2023)	3m 6s
upgrade-rpm (amd64, registry.access.redhat.com/ubi9/ubi)	4m 16s
upgrade-rpm (arm64, registry.access.redhat.com/ubi8/ubi)	3m 27s
upgrade-rpm (arm64, registry.access.redhat.com/ubi9/ubi)	3m 30s
upgrade-rpm (amd64, amazonlinux:2)	2m 11s
upgrade-deb (arm64, ubuntu:xenial)	4m 27s
upgrade-deb (amd64, ubuntu:focal)	3m 2s
upgrade-rpm (arm64, amazonlinux:2023)	4m 52s
upgrade-deb (amd64, ubuntu:bionic)	2m 10s
upgrade-deb (amd64, debian:bullseye)	2m 53s
upgrade-deb (amd64, ubuntu:xenial)	2m 25s
upgrade-deb (amd64, ubuntu:jammy)	1m 59s
upgrade-deb (arm64, debian:bullseye)	3m 53s
upgrade-deb (arm64, debian:bookworm)	4m 22s
upgrade-deb (amd64, debian:bookworm)	2m 7s
upgrade-deb (arm64, ubuntu:bionic)	5m 46s
upgrade-deb (arm64, ubuntu:focal)	4m 55s
upgrade-deb (arm64, ubuntu:jammy)	6m 49s
sbom / SBOM	35s
	2h 27m 57s

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