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

app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/details/ExtensionDetailsScreenModel.kt

@@ -120,7 +120,7 @@ class ExtensionDetailsScreenModel(
 
         val cleared = urls.sumOf {
             try {
-                network.cookieManager.remove(it.toHttpUrl())
+                network.cookieJar.remove(it.toHttpUrl())
             } catch (e: Exception) {
                 logcat(LogPriority.ERROR, e) { "Failed to clear cookies for $it" }
                 0

app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewActivity.kt

@@ -92,7 +92,7 @@ class WebViewActivity : BaseActivity() {
     }
 
     private fun clearCookies(url: String) {
-        val cleared = network.cookieManager.remove(url.toHttpUrl())
+        val cleared = network.cookieJar.remove(url.toHttpUrl())
         logcat { "Cleared $cleared cookies for: $url" }
     }
 

app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewScreenModel.kt

@@ -47,7 +47,7 @@ class WebViewScreenModel(
     }
 
     fun clearCookies(url: String) {
-        val cleared = network.cookieManager.remove(url.toHttpUrl())
+        val cleared = network.cookieJar.remove(url.toHttpUrl())
         logcat { "Cleared $cleared cookies for: $url" }
     }
 }