Upgrade to go version 1.20 (#1287)

Author: irajdeep

.github/workflows/go.yml

@@ -14,7 +14,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.19
+        go-version: '1.20'
 
     - name: Test api
       run: go test -v ./api/...

go.mod

@@ -1,6 +1,6 @@
 module github.com/mongodb/mongodb-kubernetes-operator
 
-go 1.19
+go 1.20
 
 require (
 	github.com/blang/semver v3.5.1+incompatible

release.json

@@ -1,10 +1,10 @@
 {
-  "golang-builder-image": "golang:1.19",
+  "golang-builder-image": "golang:1.20",
   "mongodb-kubernetes-operator": "0.7.9",
-  "version-upgrade-hook": "1.0.6",
-  "readiness-probe": "1.0.13",
+  "version-upgrade-hook": "1.0.7",
+  "readiness-probe": "1.0.14",
   "mongodb-agent": {
-    "version": "12.0.20.7686-1",
+    "version": "12.0.21.7698-1",
     "tools_version": "100.7.0"
   }
 }