[fenix] For https://github.com/mozilla-mobile/fenix/issues/8056: remove Experiments.initialize from FenixApplication

Experiments will not be used before GA and are thus being removed
for performance wins.

app/src/main/java/org/mozilla/fenix/FenixApplication.kt

@@ -20,7 +20,6 @@ import kotlinx.coroutines.runBlocking
 import mozilla.appservices.Megazord
 import mozilla.components.browser.session.Session
 import mozilla.components.concept.push.PushProcessor
-import mozilla.components.service.experiments.Experiments
 import mozilla.components.service.glean.Glean
 import mozilla.components.service.glean.config.Configuration
 import mozilla.components.service.glean.net.ConceptFetchHttpUploader
@@ -108,16 +107,6 @@ open class FenixApplication : LocaleAwareApplication() {
             enableStrictMode()
             warmBrowsersCache()
 
-            // Enable the service-experiments component
-            if (settings().isExperimentationEnabled && Config.channel.isReleaseOrBeta) {
-                Experiments.initialize(
-                    applicationContext,
-                    mozilla.components.service.experiments.Configuration(
-                        httpClient = lazy(LazyThreadSafetyMode.NONE) { components.core.client }
-                    )
-                )
-            }
-
             // Make sure the engine is initialized and ready to use.
             components.core.engine.warmUp()