Update dependency com.google.errorprone:error_prone_core to v2.39.0 (#1435)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.errorprone:error_prone_core](https://errorprone.info)
([source](https://redirect.github.com/google/error-prone)) | `2.38.0` ->
`2.39.0` |
[![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.errorprone:error_prone_core/2.39.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.errorprone:error_prone_core/2.39.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.errorprone:error_prone_core/2.38.0/2.39.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.errorprone:error_prone_core/2.38.0/2.39.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>google/error-prone
(com.google.errorprone:error_prone_core)</summary>

###
[`v2.39.0`](https://redirect.github.com/google/error-prone/releases/tag/v2.39.0):
Error Prone 2.39.0

Changes:

- Temporarily downgrade to Guava 33.4.0
([#&#8203;5108](https://redirect.github.com/google/error-prone/issues/5108))

Checks:

- [`BooleanLiteral`](https://errorprone.info/bugpattern/BooleanLiteral):
Prefer `true` to `Boolean.TRUE`
-
[`ExpensiveLenientFormatString`](https://errorprone.info/bugpattern/ExpensiveLenientFormatString):
Renamed from `PreconditionsExpensiveString`, detects unnecessary calls
to `String.format` in the arguments of lenient formatting methods.
-
[`UnnecessaryQualifier`](https://errorprone.info/bugpattern/UnnecessaryQualifier):
Detects `@Qualifier` or `@BindingAnnotation` annotations that have no
effect, and can be removed

Issues:
[#&#8203;4996](https://redirect.github.com/google/error-prone/issues/4996),
[#&#8203;5045](https://redirect.github.com/google/error-prone/issues/5045)

Full changelog:
google/error-prone@v2.38.0...v2.39.0

</details>

---

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---

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---

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---------

Signed-off-by: Gregor Zeitlinger <[email protected]>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Gregor Zeitlinger <[email protected]>

Author: renovate[bot]

pom.xml

@@ -318,7 +318,7 @@
             <path>
               <groupId>com.google.errorprone</groupId>
               <artifactId>error_prone_core</artifactId>
-              <version>2.38.0</version>
+              <version>2.39.0</version>
             </path>
             <!-- Other annotation processors go here.
 

prometheus-metrics-core/src/main/java/io/prometheus/metrics/core/metrics/StatefulMetric.java

@@ -1,8 +1,5 @@
 package io.prometheus.metrics.core.metrics;
 
-import static java.lang.Boolean.FALSE;
-import static java.lang.Boolean.TRUE;
-
 import io.prometheus.metrics.config.MetricsProperties;
 import io.prometheus.metrics.config.PrometheusProperties;
 import io.prometheus.metrics.core.datapoints.DataPoint;
@@ -204,13 +201,13 @@ protected Builder(List<String> illegalLabelNames, PrometheusProperties config) {
 
     /** Allow Exemplars for this metric. */
     public B withExemplars() {
-      this.exemplarsEnabled = TRUE;
+      this.exemplarsEnabled = true;
       return self();
     }
 
     /** Turn off Exemplars for this metric. */
     public B withoutExemplars() {
-      this.exemplarsEnabled = FALSE;
+      this.exemplarsEnabled = false;
       return self();
     }