Chore: Upgrade Go version to 1.19.1 (backport) (#55733)

Upgrades the version of Go used to build Grafana v9.1.x to 1.19.1.

Backport of Chore: Upgrade Go to 1.19.1 #54902
Backport of Chore: Update swagger to v0.30.2 #55159

pkg/plugins/manager/installer/installer_test.go

@@ -47,6 +47,7 @@ func TestUninstall(t *testing.T) {
 
 	pluginDir := t.TempDir()
 	pluginJSON := filepath.Join(pluginDir, "plugin.json")
+	//nolint:gosec
 	_, err := os.Create(pluginJSON)
 	require.NoError(t, err)
 
@@ -61,6 +62,7 @@ func TestUninstall(t *testing.T) {
 		err = os.Mkdir(pluginDistDir, os.ModePerm)
 		require.NoError(t, err)
 		pluginJSON = filepath.Join(pluginDistDir, "plugin.json")
+		//nolint:gosec
 		_, err = os.Create(pluginJSON)
 		require.NoError(t, err)
 

pkg/plugins/manager/signature/manifest.go

@@ -29,7 +29,8 @@ import (
 )
 
 // Soon we can fetch keys from:
-//  https://grafana.com/api/plugins/ci/keys
+//
+//	https://grafana.com/api/plugins/ci/keys
 const publicKeyText = `-----BEGIN PGP PUBLIC KEY BLOCK-----
 Version: OpenPGP.js v4.10.1
 Comment: https://openpgpjs.org