build: downgrade go (for openshift)

Dockerfile-openshift

@@ -8,8 +8,7 @@ COPY ./test ./test
 COPY makefile makefile
 RUN make build
 
-FROM registry.access.redhat.com/ubi9/ubi-minimal
-
+FROM registry.access.redhat.com/ubi9/ubi-minimal:9.4-1227
 ARG VERSION=unknown
 LABEL maintainer="Moov <oss@moov.io>"
 LABEL name="metro2"

go.mod

@@ -1,13 +1,13 @@
 module github.com/moov-io/metro2
 
-go 1.22.7
+go 1.21
 
 require (
 	github.com/gorilla/mux v1.8.1
 	github.com/moov-io/base v0.51.1
 	github.com/spf13/cobra v1.8.1
 	github.com/stretchr/testify v1.9.0
-	golang.org/x/exp v0.0.0-20240909161429-701f63a606c0
+	golang.org/x/exp v0.0.0-20240808152545-0cdaa3abc0fa
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c
 )
 

go.sum

@@ -33,8 +33,8 @@ github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-golang.org/x/exp v0.0.0-20240909161429-701f63a606c0 h1:e66Fs6Z+fZTbFBAxKfP3PALWBtpfqks2bwGcexMxgtk=
-golang.org/x/exp v0.0.0-20240909161429-701f63a606c0/go.mod h1:2TbTHSBQa924w8M6Xs1QcRcFwyucIwBGpK1p2f1YFFY=
+golang.org/x/exp v0.0.0-20240808152545-0cdaa3abc0fa h1:ELnwvuAXPNtPk1TJRuGkI9fDTwym6AYBu0qzT8AcHdI=
+golang.org/x/exp v0.0.0-20240808152545-0cdaa3abc0fa/go.mod h1:akd2r19cwCdwSwWeIdzYQGa/EZZyqcOdwWiwj5L5eKQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=