build: make go1.23 the minimum go version

This is necessary now that golang.org/x/crypto is only allowing the
last two versions of Go.

See: https://go.googlesource.com/crypto/+/89ff08d67c4d79f9ac619aaf1f7388888798651f

.github/workflows/build.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        job_name: ['linux', 'linux_386', 'mac_amd64', 'mac_arm64', 'windows', 'other_os', 'go1.22', 'go1.23']
+        job_name: ['linux', 'linux_386', 'mac_amd64', 'mac_arm64', 'windows', 'other_os', 'go1.23']
 
         include:
           - job_name: linux
@@ -80,12 +80,6 @@ jobs:
             compile_all: true
             deploy: true
 
-          - job_name: go1.22
-            os: ubuntu-latest
-            go: '1.22'
-            quicktest: true
-            racequicktest: true
-
           - job_name: go1.23
             os: ubuntu-latest
             go: '1.23'