test: add metadata-provider tags to flag set metadata scenarios (#320)

Signed-off-by: Simon Schrottner <simon.schrottner@dynatrace.com>

Author: aepfli

flags/custom-ops.json

@@ -105,7 +105,7 @@
               "postfix", {
                 "if": [
                   {
-                    "ends_with": [{"var": "id"}, 3]
+                    "ends_with": [{"var": "id"}, "3"]
                   },
                   "fail", "none"
                 ]

gherkin/metadata.feature

@@ -16,6 +16,7 @@ Feature: flag and flag set metadata
       | float   | Float         | 1.2   |
       | boolean | Boolean       | true  |
 
+  @metadata-provider
   Scenario: Returns flag set metadata
     Given an option "selector" of type "String" with value "rawflags/selector-flag-combined-metadata.json"
     And a metadata flagd provider
@@ -32,6 +33,7 @@ Feature: flag and flag set metadata
       | flag-set-float   | Float         | 3.2   |
       | flag-set-boolean | Boolean       | false |
 
+  @metadata-provider
   Scenario: Flag metadata overwrites flag set metadata
     Given an option "selector" of type "String" with value "rawflags/selector-flag-combined-metadata.json"
     And a metadata flagd provider