docs(auto-rules): update HTTP_API.md

[andrewazores]

Related to #413

[andrewazores]

Neat, #559 coming in handy right on time.

The failure looks unrelated to this PR, but here's what appears to be the culprit:

 SEVERE: Exception thrown
io.vertx.ext.web.handler.impl.HttpStatusException: Internal Server Error
Caused by: org.openjdk.jmc.rjmx.services.jfr.FlightRecorderException: Could not create a recording!
	at org.openjdk.jmc.rjmx.services.jfr.internal.FlightRecorderServiceV2.start(FlightRecorderServiceV2.java:168)
	at io.cryostat.recordings.RecordingTargetHelper.lambda$startRecording$0(RecordingTargetHelper.java:101)
	at io.cryostat.net.TargetConnectionManager.executeConnectedTask(TargetConnectionManager.java:128)
	at io.cryostat.recordings.RecordingTargetHelper.startRecording(RecordingTargetHelper.java:89)
	at io.cryostat.net.web.http.api.v1.TargetRecordingsPostHandler.lambda$handleAuthenticated$0(TargetRecordingsPostHandler.java:166)
	at io.cryostat.net.TargetConnectionManager.executeConnectedTask(TargetConnectionManager.java:128)
	at io.cryostat.net.web.http.api.v1.TargetRecordingsPostHandler.handleAuthenticated(TargetRecordingsPostHandler.java:136)
	at io.cryostat.net.web.http.AbstractAuthenticatedRequestHandler.handle(AbstractAuthenticatedRequestHandler.java:83)
	at io.cryostat.net.web.http.AbstractAuthenticatedRequestHandler.handle(AbstractAuthenticatedRequestHandler.java:62)
	at io.vertx.ext.web.impl.BlockingHandlerDecorator.lambda$handle$0(BlockingHandlerDecorator.java:48)
	at io.vertx.core.impl.ContextImpl.lambda$executeBlocking$2(ContextImpl.java:313)
	at io.vertx.core.impl.TaskQueue.run(TaskQueue.java:76)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.io.IOException: The client has been closed.
	at java.management/com.sun.jmx.remote.internal.ClientCommunicatorAdmin.restart(ClientCommunicatorAdmin.java:99)
	at java.management/com.sun.jmx.remote.internal.ClientCommunicatorAdmin.gotIOException(ClientCommunicatorAdmin.java:59)
	at java.management.rmi/javax.management.remote.rmi.RMIConnector$RMIClientCommunicatorAdmin.gotIOException(RMIConnector.java:1497)
	at java.management.rmi/javax.management.remote.rmi.RMIConnector$RemoteMBeanServerConnection.invoke(RMIConnector.java:1027)
	at org.openjdk.jmc.rjmx.internal.MCMBeanServerConnection.invoke(MCMBeanServerConnection.java:259)
	at org.openjdk.jmc.rjmx.ConnectionToolkit.invokeOperation(ConnectionToolkit.java:196)
	at org.openjdk.jmc.rjmx.services.jfr.internal.FlightRecorderCommunicationHelperV2.invokeJfrOperation(FlightRecorderCommunicationHelperV2.java:91)
	at org.openjdk.jmc.rjmx.services.jfr.internal.FlightRecorderCommunicationHelperV2.invokeOperation(FlightRecorderCommunicationHelperV2.java:82)
	at org.openjdk.jmc.rjmx.services.jfr.internal.FlightRecorderServiceV2.start(FlightRecorderServiceV2.java:166)
	... 15 more

[hareetd]

Looks good, will leave approval to @jan-law.