CaptureSinkModels.ql: Fix typo

Author: igfoo

csharp/ql/src/utils/model-generator/CaptureSinkModels.ql

@@ -1,6 +1,6 @@
 /**
  * @name Capture sink models.
- * @description Finds public methods that act as sinks as they flow into a a known sink.
+ * @description Finds public methods that act as sinks as they flow into a known sink.
  * @kind diagnostic
  * @id cs/utils/model-generator/sink-models
  * @tags model-generator

java/ql/src/utils/model-generator/CaptureSinkModels.ql

@@ -1,6 +1,6 @@
 /**
  * @name Capture sink models.
- * @description Finds public methods that act as sinks as they flow into a a known sink.
+ * @description Finds public methods that act as sinks as they flow into a known sink.
  * @kind diagnostic
  * @id java/utils/model-generator/sink-models
  * @tags model-generator