Upgrade briar-core to 1.4.7.

briar @ 7536f16c

-Subproject commit 6d22bab5eed26dbf4b03a309c4e371953c9c210c
+Subproject commit 7536f16c6136ebd5700a0f0ad49441050cf60096

build.gradle.kts

@@ -41,8 +41,8 @@ buildscript {
         set("dagger_version", "2.33")
         set("okhttp_version", "3.12.13")
         set("jackson_version", "2.13.0")
-        set("tor_version", "0.3.5.17")
-        set("obfs4proxy_version", "0.0.12-dev-40245c4a")
+        set("tor_version", "0.4.5.12-2")
+        set("obfs4proxy_version", "0.0.12")
         set("junit_version", "4.13.2")
         set("jmock_version", "2.12.0")
     }

src/main/kotlin/org/briarproject/briar/desktop/DesktopModule.kt

@@ -156,6 +156,7 @@ internal class DesktopModule(
         override fun shouldEnablePrivateGroupsInCore() = desktopFeatureFlags.shouldEnablePrivateGroups()
         override fun shouldEnableForumsInCore() = desktopFeatureFlags.shouldEnableForums()
         override fun shouldEnableBlogsInCore() = desktopFeatureFlags.shouldEnableBlogs()
+        override fun shouldEnableMailbox() = false
     }
 
     @Provides

src/test/kotlin/org/briarproject/briar/desktop/DesktopTestModule.kt

@@ -161,6 +161,7 @@ internal class DesktopTestModule(
         override fun shouldEnablePrivateGroupsInCore() = desktopFeatureFlags.shouldEnablePrivateGroups()
         override fun shouldEnableForumsInCore() = desktopFeatureFlags.shouldEnableForums()
         override fun shouldEnableBlogsInCore() = desktopFeatureFlags.shouldEnableBlogs()
+        override fun shouldEnableMailbox() = false
     }
 
     @Provides