refactor(core): Clean up dependencies (#851)

In an upcoming kork bump, some things that were api dependencies
will be moved to implementation; add these explicitly where they
are used.

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

echo-telemetry/echo-telemetry.gradle

@@ -24,4 +24,5 @@ dependencies {
   implementation 'com.squareup.retrofit:retrofit'
   implementation 'com.squareup.retrofit:converter-jackson'
   implementation 'de.huxhorn.sulky:de.huxhorn.sulky.ulid'
+  implementation "org.apache.commons:commons-lang3"
 }