Fix exclude identifiers normalization (#8742)

exclude identifiers provided by configuration were not normalized

Author: jpbempel

dd-java-agent/agent-debugger/debugger-bootstrap/src/main/java/datadog/trace/bootstrap/debugger/util/Redaction.java

@@ -117,7 +117,10 @@ static void initKeywords() {
      * based on sentry list: https://github.com/getsentry/sentry-python/blob/fefb454287b771ac31db4e30fa459d9be2f977b8/sentry_sdk/scrubber.py#L17-L58
      */
     KEYWORDS.addAll(PREDEFINED_KEYWORDS);
-    KEYWORDS.removeAll(Config.get().getDynamicInstrumentationRedactionExcludedIdentifiers());
+    // Exclude user defined keywords
+    for (String keyword : Config.get().getDynamicInstrumentationRedactionExcludedIdentifiers()) {
+      KEYWORDS.remove(normalize(keyword));
+    }
   }
 
   public static void addUserDefinedKeywords(Config config) {

dd-java-agent/agent-debugger/debugger-bootstrap/src/test/java/datadog/trace/bootstrap/debugger/util/RedactionTest.java

@@ -58,10 +58,11 @@ public void exclusions() {
     setFieldInConfig(
         config,
         "dynamicInstrumentationRedactionExcludedIdentifiers",
-        new HashSet<>(Arrays.asList("password")));
+        new HashSet<>(Arrays.asList("password", "_2FA")));
     Redaction.initKeywords();
     try {
       assertFalse(Redaction.isRedactedKeyword("password"));
+      assertFalse(Redaction.isRedactedKeyword("_2fa"));
     } finally {
       setFieldInConfig(
           config, "dynamicInstrumentationRedactionExcludedIdentifiers", Collections.emptySet());