fix(deps): update errorproneversion to v2.38.0 (#7285)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Jack Berg <jberg@newrelic.com>

buildSrc/src/main/kotlin/otel.errorprone-conventions.gradle.kts

@@ -50,7 +50,6 @@ tasks {
         disable("UnnecessarilyFullyQualified")
 
         // We use animal sniffer
-        disable("Java7ApiChecker")
         disable("Java8ApiChecker")
         disable("AndroidJdkLibsChecker")
 
@@ -87,8 +86,9 @@ tasks {
         // cognitive load is dubious.
         disable("YodaCondition")
 
-        // Text blocks are not supported in java 8
-        disable("StringConcatToTextBlock")
+        // We annotate packages with @ParametersAreNonnullByDefault from com.google.code.findbugs:jsr305.
+        // @NullMarked is the equivalent from jspecify.
+        disable("AddNullMarkedToPackageInfo")
 
         if ((name.contains("Jmh") || name.contains("Test") || project.name.contains("testing-internal")) && !project.name.equals("custom-checks")) {
           // Allow underscore in test-type method names

dependencyManagement/build.gradle.kts

@@ -28,7 +28,7 @@ val DEPENDENCY_BOMS = listOf(
 )
 
 val autoValueVersion = "1.11.0"
-val errorProneVersion = "2.37.0"
+val errorProneVersion = "2.38.0"
 val jmhVersion = "1.37"
 // Mockito 5.x.x requires Java 11 https://github.com/mockito/mockito/releases/tag/v5.0.0
 val mockitoVersion = "4.11.0"