Merge pull request github#12527 from aschackmull/java/remove-dataflow-for-serializability

Java: Delete `DataFlowForSerializability` and `DataFlowForOnActivityResult`

Author: aschackmull

config/identical-files.json

@@ -28,8 +28,6 @@
     "java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl4.qll",
     "java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl5.qll",
     "java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImpl6.qll",
-    "java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImplForSerializability.qll",
-    "java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImplForOnActivityResult.qll",
     "cpp/ql/lib/semmle/code/cpp/dataflow/internal/DataFlowImpl1.qll",
     "cpp/ql/lib/semmle/code/cpp/dataflow/internal/DataFlowImpl2.qll",
     "cpp/ql/lib/semmle/code/cpp/dataflow/internal/DataFlowImpl3.qll",