home: direnv: remove 'ANDROID_SDK_HOME'

Turns out this is supposed to be used for configuration, and it makes
some tools error out due to a sanity check...

I'm not pleased about this, but whatever.

hosts/homes/ambroisie@mousqueton/default.nix

@@ -4,15 +4,6 @@
   # Google specific configuration
   home.homeDirectory = "/usr/local/google/home/ambroisie";
 
-  # Some tooling (e.g: SSH) need to use this library
-  home.sessionVariables = {
-    LD_PRELOAD = "/usr/grte/v5/lib64/libnss_cache.so.2\${LD_PRELOAD:+:}$LD_PRELOAD";
-  };
-
-  systemd.user.sessionVariables = {
-    LD_PRELOAD = "/usr/grte/v5/lib64/libnss_cache.so.2\${LD_PRELOAD:+:}$LD_PRELOAD";
-  };
-
   programs.git.package = lib.mkForce pkgs.emptyDirectory;
 
   services.gpg-agent.enable = lib.mkForce false;

modules/home/direnv/lib/android.sh

@@ -47,10 +47,9 @@ use_android() {
         esac
     done
 
-    export ANDROID_SDK_HOME="$ANDROID_HOME"
     export ANDROID_NDK_HOME="$ANDROID_HOME/ndk/$ndk_version"
     export ANDROID_ROOT="$ANDROID_HOME"
-    export ANDROID_SDK_ROOT="$ANDROID_SDK_HOME"
+    export ANDROID_SDK_ROOT="$ANDROID_HOME"
     export ANDROID_NDK_ROOT="$ANDROID_NDK_HOME"
 
     PATH_add "$ANDROID_NDK_HOME"

modules/home/xdg/default.nix

@@ -39,6 +39,7 @@ in
   # I want a tidier home
   config.home.sessionVariables = with config.xdg; lib.mkIf cfg.enable {
     ANDROID_HOME = "${dataHome}/android";
+    ANDROID_USER_HOME = "${configHome}/android";
     CARGO_HOME = "${dataHome}/cargo";
     DOCKER_CONFIG = "${configHome}/docker";
     GDBHISTFILE = "${dataHome}/gdb/gdb_history";