Add predicate defaultTaintSanitizerGuard for each language

This was done manually, as these files are not synced by sync-files.py.

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

@@ -10,6 +10,12 @@ private import FlowSummaryImpl as FlowSummaryImpl
  */
 predicate defaultTaintSanitizer(DataFlow::Node node) { none() }
 
+/**
+ * Holds if `guard` should be a sanitizer guard in all global taint flow configurations
+ * but not in local taint.
+ */
+predicate defaultTaintSanitizerGuard(DataFlow::BarrierGuard guard) { none() }
+
 /**
  * Holds if default `TaintTracking::Configuration`s should allow implicit reads
  * of `c` at sinks and inputs to additional taint steps.