fix(deps): update spotless packages to v7 (major) (#6993)

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

buildSrc/build.gradle.kts

@@ -2,7 +2,7 @@ plugins {
   `kotlin-dsl`
 
   // When updating, update below in dependencies too
-  id("com.diffplug.spotless") version "6.25.0"
+  id("com.diffplug.spotless") version "7.0.0"
 }
 
 if (!hasLauncherForJavaVersion(17)) {
@@ -53,7 +53,7 @@ dependencies {
   implementation(enforcedPlatform("com.squareup.wire:wire-bom:5.2.0"))
   implementation("com.google.auto.value:auto-value-annotations:1.11.0")
   // When updating, update above in plugins too
-  implementation("com.diffplug.spotless:spotless-plugin-gradle:6.25.0")
+  implementation("com.diffplug.spotless:spotless-plugin-gradle:7.0.0")
   // Needed for japicmp but not automatically brought in for some reason.
   implementation("com.google.guava:guava:33.4.0-jre")
   implementation("com.squareup:javapoet:1.13.0")

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

@@ -70,7 +70,7 @@ spotless {
       "*.sh",
       "src/**/*.properties",
     )
-    indentWithSpaces()
+    leadingTabsToSpaces()
     trimTrailingWhitespace()
     endWithNewline()
   }

extensions/kotlin/src/main/kotlin/io/opentelemetry/extension/kotlin/ContextExtensions.kt

@@ -13,17 +13,13 @@ import kotlin.coroutines.CoroutineContext
  * Returns a [CoroutineContext] which will make this [Context] current when resuming a coroutine
  * and restores the previous [Context] on suspension.
  */
-fun Context.asContextElement(): CoroutineContext {
-  return KotlinContextElement(this)
-}
+fun Context.asContextElement(): CoroutineContext = KotlinContextElement(this)
 
 /**
  * Returns a [CoroutineContext] which will make this [ImplicitContextKeyed] current when resuming a
  * coroutine and restores the previous [Context] on suspension.
  */
-fun ImplicitContextKeyed.asContextElement(): CoroutineContext {
-  return KotlinContextElement(Context.current().with(this))
-}
+fun ImplicitContextKeyed.asContextElement(): CoroutineContext = KotlinContextElement(Context.current().with(this))
 
 /**
  * Returns the [Context] in this [CoroutineContext] if present, or the root otherwise.

sdk/metrics/src/test/java/io/opentelemetry/sdk/metrics/internal/exemplar/DoubleRandomFixedSizeExemplarReservoirTest.java

@@ -114,7 +114,7 @@ class DoubleRandomFixedSizeExemplarReservoirTest {
           @Override
           public int nextInt(int max) {
             switch (max) {
-                // Force one sample in bucket 1 and two in bucket 0.
+              // Force one sample in bucket 1 and two in bucket 0.
               case 2:
                 return 1;
               default:

sdk/metrics/src/test/java/io/opentelemetry/sdk/metrics/internal/exemplar/LongRandomFixedSizeExemplarReservoirTest.java

@@ -114,7 +114,7 @@ class LongRandomFixedSizeExemplarReservoirTest {
           @Override
           public int nextInt(int max) {
             switch (max) {
-                // Force one sample in bucket 1 and two in bucket 0.
+              // Force one sample in bucket 1 and two in bucket 0.
               case 2:
                 return 1;
               default: