Move recovery from /sbin to /system/bin

Executables should be in /system/bin
rather than sbin.

Bug: 78793464
Test: boot into recovery, try adb sideload
Change-Id: I194589119a099d29e56b0648f0906a5ae2aa6770
diff --git a/adb_install.cpp b/adb_install.cpp
index 4ee5333..97dff22 100644
--- a/adb_install.cpp
+++ b/adb_install.cpp
@@ -82,7 +82,7 @@
 
   pid_t child;
   if ((child = fork()) == 0) {
-    execl("/sbin/recovery", "recovery", "--adbd", nullptr);
+    execl("/system/bin/recovery", "recovery", "--adbd", nullptr);
     _exit(EXIT_FAILURE);
   }