Rename to neverSkipInPathGraph

ruby/ql/lib/codeql/ruby/dataflow/internal/DataFlowImpl.qll

@@ -2022,7 +2022,7 @@ module Impl<FullStateConfigSig Config> {
         castNode(this.asNode()) or
         clearsContentCached(this.asNode(), _) or
         expectsContentCached(this.asNode(), _) or
-        flowCheckNodeSpecific(this.asNode())
+        neverSkipInPathGraph(this.asNode())
       }
     }
 

ruby/ql/lib/codeql/ruby/dataflow/internal/DataFlowPrivate.qll

@@ -1294,9 +1294,10 @@ class CastNode extends Node {
 }
 
 /**
- * Holds if `n` should be a FlowCheckNode, which will appear in path summaries.
+ * Holds if `n` should never be skipped over in the `PathGraph` and in path
+ * explanations.
  */
-predicate flowCheckNodeSpecific(Node n) {
+predicate neverSkipInPathGraph(Node n) {
   // ensure that all variable assignments are included in the path graph
   n.(SsaDefinitionExtNode).getDefinitionExt() instanceof Ssa::WriteDefinition
 }