Prometheus: Type and flavor configuration (#56496)

* Adding two new fields to the data JSON in the prometheus datasource configuration: prometheusType, and prometheusVersion.
* Version field will attempt to auto-detect via buildinfo API when prometheus Type is selected

pkg/services/ngalert/eval/evaluator_mock.go

@@ -46,8 +46,8 @@ type FakeEvaluator_ConditionEval_Call struct {
 }
 
 // ConditionEval is a helper method to define mock.On call
-//  - ctx EvaluationContext
-//  - condition models.Condition
+//   - ctx EvaluationContext
+//   - condition models.Condition
 func (_e *FakeEvaluator_Expecter) ConditionEval(ctx interface{}, condition interface{}) *FakeEvaluator_ConditionEval_Call {
 	return &FakeEvaluator_ConditionEval_Call{Call: _e.mock.On("ConditionEval", ctx, condition)}
 }
@@ -93,8 +93,8 @@ type FakeEvaluator_QueriesAndExpressionsEval_Call struct {
 }
 
 // QueriesAndExpressionsEval is a helper method to define mock.On call
-//  - ctx EvaluationContext
-//  - data []models.AlertQuery
+//   - ctx EvaluationContext
+//   - data []models.AlertQuery
 func (_e *FakeEvaluator_Expecter) QueriesAndExpressionsEval(ctx interface{}, data interface{}) *FakeEvaluator_QueriesAndExpressionsEval_Call {
 	return &FakeEvaluator_QueriesAndExpressionsEval_Call{Call: _e.mock.On("QueriesAndExpressionsEval", ctx, data)}
 }
@@ -131,8 +131,8 @@ type FakeEvaluator_Validate_Call struct {
 }
 
 // Validate is a helper method to define mock.On call
-//  - ctx EvaluationContext
-//  - condition models.Condition
+//   - ctx EvaluationContext
+//   - condition models.Condition
 func (_e *FakeEvaluator_Expecter) Validate(ctx interface{}, condition interface{}) *FakeEvaluator_Validate_Call {
 	return &FakeEvaluator_Validate_Call{Call: _e.mock.On("Validate", ctx, condition)}
 }