Improve error message

Author: mbaluda

javascript/frameworks/cap/src/sensitive-exposure/SensitiveExposure.ql

@@ -59,7 +59,6 @@ class SensitiveLogExposureConfig extends TaintTracking::Configuration {
 
 from SensitiveLogExposureConfig config, DataFlow::PathNode source, DataFlow::PathNode sink
 where config.hasFlowPath(source, sink)
-select sink, source, sink, "Log entry depends on the $@.",
+select sink, source, sink, "Log entry depends on the potentially sensitive field `$@`.",
   source.getNode().(SensitiveExposureFieldSource).getCdsField(),
-  "potentially sensitive field `" +
-    source.getNode().(SensitiveExposureFieldSource).getCdsField().getName() + "`"
+  source.getNode().(SensitiveExposureFieldSource).getCdsField().getName()

javascript/frameworks/cap/test/queries/sensitive-exposure/sensitive-exposure.expected

@@ -5,4 +5,4 @@ nodes
 edges
 | sensitive-exposure.js:9:32:9:42 | Sample.name | sensitive-exposure.js:9:32:9:42 | Sample.name |
 #select
-| sensitive-exposure.js:9:32:9:42 | Sample.name | sensitive-exposure.js:9:32:9:42 | Sample.name | sensitive-exposure.js:9:32:9:42 | Sample.name | Log entry depends on the $@. | sensitive-exposure.cds:4:5:5:1 | {\\n      ...       } | potentially sensitive field `name` |
+| sensitive-exposure.js:9:32:9:42 | Sample.name | sensitive-exposure.js:9:32:9:42 | Sample.name | sensitive-exposure.js:9:32:9:42 | Sample.name | Log entry depends on the potentially sensitive field `$@`. | sensitive-exposure.cds:4:5:5:1 | {\\n      ...       } | name |