Update GCC floor container to use Bazel 5.2.0

PiperOrigin-RevId: 456261906
Change-Id: I203199daa1687f54406be4583c2fd400bdbde2cd
diff --git a/ci/linux_docker_containers.sh b/ci/linux_docker_containers.sh
index 0e05564..f55e153 100644
--- a/ci/linux_docker_containers.sh
+++ b/ci/linux_docker_containers.sh
@@ -18,4 +18,4 @@
 readonly LINUX_ALPINE_CONTAINER="gcr.io/google.com/absl-177019/alpine:20201026"
 readonly LINUX_CLANG_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest:20220217"
 readonly LINUX_GCC_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest:20220217"
-readonly LINUX_GCC_FLOOR_CONTAINER="gcr.io/google.com/absl-177019/linux_gcc-floor:20210617"
+readonly LINUX_GCC_FLOOR_CONTAINER="gcr.io/google.com/absl-177019/linux_gcc-floor:20220621"