Azure: Use SSO settings in plugin context (#112058)

* Bump grafana-azure-sdk-go

* Set override values

* Add Azure settings helper covering SSO cases

* Ensure Azure settings are correctly created

- Add mock for sso settings service
- Add tests
- Update wire

* Minor improvements

* Test updates

* Move fake implementation

* add interface to limit leakage

* rename

* work sync

* Fix wire

* Add fake provider

* Update tests

* Actually fix the workspace

* More go dependency fixes

* Update tests

* Update workspace, again

* Add missing tests

* Fix dependencies

* These dependencies..

* More dependency things

* Okay now dependencies really are fixed

* Lint

* Update pkg/services/pluginsintegration/pluginconfig/request.go

Co-authored-by: Misi <mgyongyosi@users.noreply.github.com>

---------

Co-authored-by: Will Browne <wbrowne@tcd.ie>
Co-authored-by: Misi <mgyongyosi@users.noreply.github.com>

pkg/services/pluginsintegration/pluginsso/pluginsso.go

@@ -0,0 +1,41 @@
+package pluginsso
+
+import (
+	"context"
+
+	"github.com/grafana/grafana/pkg/services/ssosettings"
+)
+
+// SettingsProvider is used to get the SSO settings for a given provider.
+type SettingsProvider interface {
+	GetForProvider(ctx context.Context, provider string) (*Settings, error)
+}
+
+type Settings struct {
+	Values map[string]any
+}
+
+// DefaultSettingsProvider is the default implementation of the SettingsProvider interface.
+// It uses the SSO settings service to get the settings for a given provider.
+type DefaultSettingsProvider struct {
+	ssoSettings ssosettings.Service
+}
+
+func ProvideDefaultSettingsProvider(ssoSettings ssosettings.Service) *DefaultSettingsProvider {
+	return &DefaultSettingsProvider{
+		ssoSettings: ssoSettings,
+	}
+}
+
+// GetForProvider returns the SSO settings for a given provider.
+// The settings are fetched from the cache if available, otherwise they are fetched from the database.
+func (p *DefaultSettingsProvider) GetForProvider(ctx context.Context, provider string) (*Settings, error) {
+	settings, err := p.ssoSettings.GetForProviderFromCache(ctx, provider)
+	if err != nil {
+		return nil, err
+	}
+
+	return &Settings{
+		Values: settings.Settings,
+	}, nil
+}