Apply the standard nomenclature to the stacktrace configs (#8244)

What Does This Do
Add STACK_TRACE config properties and set them as principal key in Config class
Keep legacy STACKTRACE config properties and set them as alias
Motivation
Standarize APPSEC and IAST STACK_TRACE config properties

Author: jandro996

dd-trace-api/src/main/java/datadog/trace/api/config/AppSecConfig.java

@@ -30,9 +30,15 @@ public final class AppSecConfig {
 
   public static final String APPSEC_SCA_ENABLED = "appsec.sca.enabled";
   public static final String APPSEC_RASP_ENABLED = "appsec.rasp.enabled";
-  public static final String APPSEC_STACK_TRACE_ENABLED = "appsec.stacktrace.enabled";
-  public static final String APPSEC_MAX_STACK_TRACES = "appsec.max.stacktraces";
-  public static final String APPSEC_MAX_STACK_TRACE_DEPTH = "appsec.max.stacktrace.depth";
+  public static final String APPSEC_STACK_TRACE_ENABLED = "appsec.stack-trace.enabled";
+  public static final String APPSEC_STACKTRACE_ENABLED_DEPRECATED =
+      "appsec.stacktrace.enabled"; // old non-standard as a fallback alias
+  public static final String APPSEC_MAX_STACK_TRACES = "appsec.max.stack-traces";
+  public static final String APPSEC_MAX_STACKTRACES_DEPRECATED =
+      "appsec.max.stacktraces"; // old non-standard as a fallback alias
+  public static final String APPSEC_MAX_STACK_TRACE_DEPTH = "appsec.max.stack-trace.depth";
+  public static final String APPSEC_MAX_STACKTRACE_DEPTH_DEPRECATED =
+      "appsec.max.stacktrace.depth"; // old non-standard as a fallback alias
 
   public static final String APPSEC_STANDALONE_ENABLED = "experimental.appsec.standalone.enabled";
 

dd-trace-api/src/main/java/datadog/trace/api/config/IastConfig.java

@@ -16,7 +16,9 @@ public final class IastConfig {
   public static final String IAST_REDACTION_ENABLED = "iast.redaction.enabled";
   public static final String IAST_REDACTION_NAME_PATTERN = "iast.redaction.name.pattern";
   public static final String IAST_REDACTION_VALUE_PATTERN = "iast.redaction.value.pattern";
-  public static final String IAST_STACKTRACE_LEAK_SUPPRESS = "iast.stacktrace-leak.suppress";
+  public static final String IAST_STACK_TRACE_LEAK_SUPPRESS = "iast.stack-trace-leak.suppress";
+  public static final String IAST_STACKTRACE_LEAK_SUPPRESS_DEPRECATED =
+      "iast.stacktrace-leak.suppress"; // old non-standard as a fallback alias
   public static final String IAST_HARDCODED_SECRET_ENABLED = "iast.hardcoded-secret.enabled";
   public static final String IAST_MAX_RANGE_COUNT = "iast.max-range-count";
   public static final String IAST_TRUNCATION_MAX_VALUE_LENGTH = "iast.truncation.max.value.length";
@@ -26,7 +28,9 @@ public final class IastConfig {
   public static final String IAST_SOURCE_MAPPING_MAX_SIZE = "iast.source-mapping.max-size";
   public static final String IAST_EXPERIMENTAL_PROPAGATION_ENABLED =
       "iast.experimental.propagation.enabled";
-  public static final String IAST_STACK_TRACE_ENABLED = "iast.stacktrace.enabled";
+  public static final String IAST_STACK_TRACE_ENABLED = "iast.stack-trace.enabled";
+  public static final String IAST_STACKTRACE_ENABLED_DEPRECATED =
+      "iast.stacktrace.enabled"; // old non-standard as a fallback alias
   public static final String IAST_SECURITY_CONTROLS_CONFIGURATION =
       "iast.security-controls.configuration";
   public static final String IAST_DB_ROWS_TO_TAINT = "iast.db.rows-to-taint";

internal-api/src/main/java/datadog/trace/api/Config.java

@@ -1284,12 +1284,20 @@ PROFILING_DATADOG_PROFILER_ENABLED, isDatadogProfilerSafeInCurrentEnvironment())
     appSecStandaloneEnabled = configProvider.getBoolean(APPSEC_STANDALONE_ENABLED, false);
     appSecRaspEnabled = configProvider.getBoolean(APPSEC_RASP_ENABLED, DEFAULT_APPSEC_RASP_ENABLED);
     appSecStackTraceEnabled =
-        configProvider.getBoolean(APPSEC_STACK_TRACE_ENABLED, DEFAULT_APPSEC_STACK_TRACE_ENABLED);
+        configProvider.getBoolean(
+            APPSEC_STACK_TRACE_ENABLED,
+            DEFAULT_APPSEC_STACK_TRACE_ENABLED,
+            APPSEC_STACKTRACE_ENABLED_DEPRECATED);
     appSecMaxStackTraces =
-        configProvider.getInteger(APPSEC_MAX_STACK_TRACES, DEFAULT_APPSEC_MAX_STACK_TRACES);
+        configProvider.getInteger(
+            APPSEC_MAX_STACK_TRACES,
+            DEFAULT_APPSEC_MAX_STACK_TRACES,
+            APPSEC_MAX_STACKTRACES_DEPRECATED);
     appSecMaxStackTraceDepth =
         configProvider.getInteger(
-            APPSEC_MAX_STACK_TRACE_DEPTH, DEFAULT_APPSEC_MAX_STACK_TRACE_DEPTH);
+            APPSEC_MAX_STACK_TRACE_DEPTH,
+            DEFAULT_APPSEC_MAX_STACK_TRACE_DEPTH,
+            APPSEC_MAX_STACKTRACE_DEPTH_DEPRECATED);
     apiSecurityEnabled =
         configProvider.getBoolean(
             API_SECURITY_ENABLED, DEFAULT_API_SECURITY_ENABLED, API_SECURITY_ENABLED_EXPERIMENTAL);
@@ -1330,7 +1338,9 @@ PROFILING_DATADOG_PROFILER_ENABLED, isDatadogProfilerSafeInCurrentEnvironment())
     iastMaxRangeCount = iastDetectionMode.getIastMaxRangeCount(configProvider);
     iastStacktraceLeakSuppress =
         configProvider.getBoolean(
-            IAST_STACKTRACE_LEAK_SUPPRESS, DEFAULT_IAST_STACKTRACE_LEAK_SUPPRESS);
+            IAST_STACK_TRACE_LEAK_SUPPRESS,
+            DEFAULT_IAST_STACKTRACE_LEAK_SUPPRESS,
+            IAST_STACKTRACE_LEAK_SUPPRESS_DEPRECATED);
     iastHardcodedSecretEnabled =
         configProvider.getBoolean(
             IAST_HARDCODED_SECRET_ENABLED, DEFAULT_IAST_HARDCODED_SECRET_ENABLED);
@@ -1340,7 +1350,10 @@ PROFILING_DATADOG_PROFILER_ENABLED, isDatadogProfilerSafeInCurrentEnvironment())
     iastSourceMappingEnabled = configProvider.getBoolean(IAST_SOURCE_MAPPING_ENABLED, false);
     iastSourceMappingMaxSize = configProvider.getInteger(IAST_SOURCE_MAPPING_MAX_SIZE, 1000);
     iastStackTraceEnabled =
-        configProvider.getBoolean(IAST_STACK_TRACE_ENABLED, DEFAULT_IAST_STACK_TRACE_ENABLED);
+        configProvider.getBoolean(
+            IAST_STACK_TRACE_ENABLED,
+            DEFAULT_IAST_STACK_TRACE_ENABLED,
+            IAST_STACKTRACE_ENABLED_DEPRECATED);
     iastExperimentalPropagationEnabled =
         configProvider.getBoolean(IAST_EXPERIMENTAL_PROPAGATION_ENABLED, false);
     iastSecurityControlsConfiguration =