oscar: Install scrcpy (android screen mirroring util)

Among other effects, this module installs the `android-tools` package,
which also provides `fastboot`.

oscar/configuration.nix

@@ -160,6 +160,7 @@
       imagemagick
       killall
       pv
+      scrcpy
       unzip
       wl-clipboard
 
@@ -185,8 +186,6 @@
 
     programs.thunderbird.enable = true;
 
-    programs.adb.enable = true;
-
     programs.bash.enable = true;
 
     programs.direnv = {
@@ -350,6 +349,8 @@
     power-profiles-daemon
   ];
 
+  programs.adb.enable = true;
+
   # Some programs need SUID wrappers, can be configured further or are
   # started in user sessions.
   # programs.mtr.enable = true;