Revert "Add Android Runtime APEX directories to Bionic search paths."

This reverts commit d2dd37936111937c3662c0dd697142b9cc059643.

Reason for revert: Breaks vm-tests.

Bug: 119949783
Bug: 113373927
Change-Id: I2b23285ba98422a23da653d7ea99d9034000f6d6
diff --git a/libc/include/paths.h b/libc/include/paths.h
index b5b8610..dc1c523 100644
--- a/libc/include/paths.h
+++ b/libc/include/paths.h
@@ -47,7 +47,7 @@
 #define _PATH_CONSOLE "/dev/console"
 
 /** Default shell search path. */
-#define _PATH_DEFPATH "/sbin:/system/sbin:/apex/com.android.runtime/bin:/system/bin:/system/xbin:/odm/bin:/vendor/bin:/vendor/xbin"
+#define _PATH_DEFPATH "/sbin:/system/sbin:/system/bin:/system/xbin:/odm/bin:/vendor/bin:/vendor/xbin"
 
 /** Path to the directory containing device files. */
 #define _PATH_DEV "/dev/"