Update configuration paths for signing and Crowdin

Move local config files from `~/.appconfig/` to `~/.config/projects/`.

app/build.gradle.kts

@@ -35,7 +35,7 @@ android {
     }
 
     signingConfigs {
-        val basePath = File(System.getProperty("user.home"), ".appconfig/${projectConfig.packageName}")
+        val basePath = File(System.getProperty("user.home"), ".config/projects/${projectConfig.packageName}")
         create("releaseFoss") {
             setupCredentials(File(basePath, "signing-foss.properties"))
         }

crowdin.sh

@@ -1,4 +1,4 @@
 #!/bin/sh
-export CROWDIN_PERSONAL_TOKEN=`cat ~/.appconfig/eu.darken.capod/crowdin.key`
+export CROWDIN_PERSONAL_TOKEN=`cat ~/.config/projects/eu.darken.capod/crowdin.key`
 alias crowdin-cli='java -jar crowdin-cli.jar'
 crowdin-cli "$@"