Remove dependency injection from core module and data module from presentation-widget module

Includes side effects:
- No longer need to restart app for user agent string change to take effect
- parseAs extension function requires a Json instance in the calling context, which doesn't necessarily need to be the default one provided by Injekt

presentation-widget/build.gradle.kts

@@ -22,11 +22,11 @@ android {
 
 dependencies {
     implementation(project(":core"))
-    implementation(project(":data"))
     implementation(project(":domain"))
     implementation(project(":presentation-core"))
 
     implementation(androidx.glance)
 
     implementation(libs.coil.core)
+    api(libs.injekt.core)
 }