Upgrade to context-propagation 1.0.6

Removes the snapshot repo that was being used.

Closes gh-4199

Author: shakuzen

build.gradle

@@ -373,10 +373,6 @@ subprojects {
     description = 'Application monitoring instrumentation facade'
 
     repositories {
-        maven {
-            url 'https://repo.spring.io/snapshot/'
-            content { includeGroup 'io.micrometer' }
-        }
         mavenCentral()
     }
 

gradle/libs.versions.toml

@@ -87,7 +87,7 @@ caffeine = { module = "com.github.ben-manes.caffeine:caffeine", version.ref = "c
 cloudwatch2 = { module = "software.amazon.awssdk:cloudwatch", version.ref = "cloudwatch2" }
 colt = { module = "colt:colt", version.ref = "colt" }
 commonsPool2 = "org.apache.commons:commons-pool2:2.11.1"
-contextPropagation = { module = "io.micrometer:context-propagation", version = "1.0.6-SNAPSHOT" }
+contextPropagation = { module = "io.micrometer:context-propagation", version = "1.0.6" }
 dagger = { module = "com.google.dagger:dagger", version.ref = "dagger" }
 daggerCompiler = { module = "com.google.dagger:dagger-compiler", version.ref = "dagger" }
 dropwizardMetricsCore = { module = "io.dropwizard.metrics:metrics-core", version.ref = "dropwizard-metrics" }