refactor: add initializeAcraCrashReporter() top-level function

Extract CrashReportService.initialize() and isProperServiceProcess()
into top-level functions.

Author: criticalAY

AnkiDroid/src/main/java/com/ichi2/anki/AnkiDroidApp.kt

@@ -134,7 +134,7 @@ open class AnkiDroidApp :
         // Ensures any change is propagated to widgets
         ChangeManager.subscribe(this)
 
-        CrashReportService.initialize(this)
+        initializeAcraCrashReporter()
         val logType = LogType.value
         when (logType) {
             LogType.DEBUG -> Timber.plant(DebugTree())
@@ -165,7 +165,7 @@ open class AnkiDroidApp :
         }
 
         // Stop after analytics and logging are initialised.
-        if (CrashReportService.isProperServiceProcess()) {
+        if (isAcraSenderProcess()) {
             Timber.d("Skipping AnkiDroidApp.onCreate from ACRA sender process")
             return
         }

AnkiDroid/src/main/java/com/ichi2/anki/CrashReportService.kt

@@ -417,3 +417,13 @@ fun <T> runCatchingWithReport(
         if (e is Error) throw e
         Result.failure(e)
     }
+
+/**
+ * Initializes ACRA crash reporting.
+ */
+context(application: Application)
+fun initializeAcraCrashReporter() {
+    CrashReportService.initialize(application)
+}
+
+fun isAcraSenderProcess(): Boolean = CrashReportService.isProperServiceProcess()