Switch provisioners to install Go from GitHub releases on Ubuntu (#1025)

* install go

* added validation

* check zero build version

* add versions and for ubuntu2004

* setup for ubuntu

* fix execute command

* fix issue with cat

* fix go.sh

* fix comments

* remove documentation

* fix comment position go.sh ubuntu2004

* fix version

* remove import

* remove variables

* remove fake url

* fix linking to default version

Co-authored-by: Dmitry Shibanov <v-dmshib@microsoft.com>

images/linux/ubuntu2004.json

@@ -279,19 +279,6 @@
             ],
             "execute_command": "sudo sh -c '{{ .Vars }} {{ .Path }}'"
         },
-        {
-            "type": "shell",
-            "scripts": [
-                "{{template_dir}}/scripts/installers/go.sh"
-            ],
-            "environment_vars": [
-                "METADATA_FILE={{user `metadata_file`}}",
-                "HELPER_SCRIPTS={{user `helper_script_folder`}}",
-                "GO_VERSIONS={{user `go_versions`}}",
-                "GO_DEFAULT={{user `go_default`}}"
-            ],
-            "execute_command": "chmod +x {{ .Path }}; sudo {{ .Vars }} {{ .Path }}"
-        },
         {
             "type": "shell",
             "scripts":[
@@ -305,6 +292,16 @@
             ],
             "execute_command": "sudo sh -c '{{ .Vars }} pwsh -f {{ .Path }}'"
         },
+        {
+            "type": "shell",
+            "scripts": [
+                "{{template_dir}}/scripts/installers/go.sh"
+            ],
+            "environment_vars": [
+                "INSTALLER_SCRIPT_FOLDER={{user `installer_script_folder`}}"
+            ],
+            "execute_command": "sudo sh -c '{{ .Vars }} {{ .Path }}'"
+        },
         {
             "type": "shell",
             "scripts":[