Revert "fix: updating go.mod required version to 1.22 (just to see if…

… it passes on github tests)"

This reverts commit 0a353f4.

go.mod

@@ -1,8 +1,6 @@
 module github.com/getlantern/http-proxy-lantern/v2
 
-go 1.22
-
-toolchain go1.22.3
+go 1.21
 
 require (
 	cloud.google.com/go/errorreporting v0.3.0

go.sum

@@ -427,6 +427,8 @@ github.com/quic-go/quic-go v0.40.0 h1:GYd1iznlKm7dpHD7pOVpUvItgMPo/jrMgDWZhMCecq
 github.com/quic-go/quic-go v0.40.0/go.mod h1:PeN7kuVJ4xZbxSv/4OX6S1USOX8MJvydwpTx31vx60c=
 github.com/refraction-networking/utls v1.3.3 h1:f/TBLX7KBciRyFH3bwupp+CE4fzoYKCirhdRcC490sw=
 github.com/refraction-networking/utls v1.3.3/go.mod h1:DlecWW1LMlMJu+9qpzzQqdHDT/C2LAe03EdpLUz/RL8=
+github.com/refraction-networking/water v0.6.4 h1:7E0nFdSyVXMZ5bz7GPHz1ALBQDUiyHbiBfPZ4eSBmIM=
+github.com/refraction-networking/water v0.6.4/go.mod h1:UDjvBH4nYp0UkrJm9GJ1G96cpELH31/BIjoTiWkYoME=
 github.com/refraction-networking/water v0.7.0-alpha h1:yLMAvIi0lHHD2mvwx63GLnptpjvnmBCWFvTHTWLykLk=
 github.com/refraction-networking/water v0.7.0-alpha/go.mod h1:VPQENA6E5+2V5RlX/yaBlTCKeFQ25j49DUc/pmmwkXE=
 github.com/refraction-networking/wazero v1.7.1-w h1:z7Ty5PsMkJEDBCsn3ELUjceQGBT0FMVGldOSpDK3giQ=