Add skip for include segment file sizes REST tests

This commit adds a skip for the include segment file sizes REST tests on
nodes less than or equal to version 5.1.1 as the stats APIs did not
correctly account for this parameter prior to version 5.1.2.

Relates #21879

rest-api-spec/src/main/resources/rest-api-spec/test/indices.stats/11_metric.yaml

@@ -123,6 +123,9 @@ setup:
 
 ---
 "Metric - _all include_segment_file_sizes":
+  - skip:
+        version: " - 5.1.1"
+        reason: including segment file sizes triggered an unrecognized parameter in <= 5.1.1
   - do:
       indices.stats: { metric: _all, include_segment_file_sizes: true }
 
@@ -145,6 +148,9 @@ setup:
 
 ---
 "Metric - segments include_segment_file_sizes":
+  - skip:
+      version: " - 5.1.1"
+      reason: including segment file sizes triggered an unrecognized parameter in <= 5.1.1
   - do:
       indices.stats: { metric: segments, include_segment_file_sizes: true }
 

rest-api-spec/src/main/resources/rest-api-spec/test/nodes.stats/11_indices_metrics.yaml

@@ -157,6 +157,9 @@
 
 ---
 "Metric - _all include_segment_file_sizes":
+  - skip:
+      version: " - 5.1.1"
+      reason: including segment file sizes triggered an unrecognized parameter in <= 5.1.1
   - do:
       cluster.state: {}
 
@@ -184,6 +187,9 @@
 
 ---
 "Metric - segments include_segment_file_sizes":
+  - skip:
+      version: " - 5.1.1"
+      reason: including segment file sizes triggered an unrecognized parameter in <= 5.1.1
   - do:
       cluster.state: {}