Fix a few typos in newly added REST Client doc

[gsmet]

Plus adjust the key name for better config doc.

[gsmet]

Noticed while preparing the release yesterday.

[gsmet]

@geoand BTW, this proxy feature is great, I wonder if it deserves more than just being mentioned in the config doc? Maybe a short paragraph in the doc would help?

[geoand]

Yeah, I definitely need to write something!

[quarkus-bot]

Status for workflow Quarkus CI

This is the status report for running Quarkus CI on commit e314db8.

✅ The latest workflow run for the pull request has completed successfully.

It should be safe to merge provided you have a look at the other checks in the summary.

You can consult the Develocity build scans.

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Flaky tests - Develocity

⚙️ JVM Tests - JDK 17

📦 integration-tests/opentelemetry

✖ io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest.testOTelInjections - History

• Condition with Lambda expression in io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest was not fulfilled within 5 seconds. - org.awaitility.core.ConditionTimeoutException

org.awaitility.core.ConditionTimeoutException: Condition with Lambda expression in io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest was not fulfilled within 5 seconds.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:26)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:1006)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:975)
	at io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest.reset(OpenTelemetryInjectionsTest.java:26)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)

---

⚙️ JVM Tests - JDK 21

📦 integration-tests/opentelemetry

✖ io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest.testOTelInjections - History

• Condition with Lambda expression in io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest was not fulfilled within 5 seconds. - org.awaitility.core.ConditionTimeoutException

org.awaitility.core.ConditionTimeoutException: Condition with Lambda expression in io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest was not fulfilled within 5 seconds.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:26)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:1006)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:975)
	at io.quarkus.it.opentelemetry.OpenTelemetryInjectionsTest.reset(OpenTelemetryInjectionsTest.java:26)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)

[geoand]

@geoand BTW, this proxy feature is great, I wonder if it deserves more than just being mentioned in the config doc? Maybe a short paragraph in the doc would help?

Here it is. Thanks for reminding me of this!