Merge pull request github#13342 from erik-krogh/once-again-deps

Py: delete more old deprecations

Author: erik-krogh

python/ql/lib/change-notes/2023-06-14-delete-deps.md

@@ -0,0 +1,4 @@
+---
+category: minorAnalysis
+---
+* Deleted many models that used the old dataflow library, the new models can be found in the `python/ql/lib/semmle/python/frameworks` folder.

python/ql/lib/semmle/python/dataflow/old/TaintTracking.qll

@@ -664,6 +664,14 @@ module DataFlow {
   }
 }
 
+deprecated private class DataFlowType extends TaintKind {
+  // this only exists to avoid an empty recursion error in the type checker
+  DataFlowType() {
+    this = "Data flow" and
+    1 = 2
+  }
+}
+
 pragma[noinline]
 private predicate dict_construct(ControlFlowNode itemnode, ControlFlowNode dictnode) {
   dictnode.(DictNode).getAValue() = itemnode

python/ql/lib/semmle/python/security/Exceptions.qll

@@ -1,4 +1,4 @@
 import python
 import semmle.python.dataflow.TaintTracking
 
-abstract class SqlInjectionSink extends TaintSink { }
+abstract deprecated class SqlInjectionSink extends TaintSink { }