Reland "fdsan: make fatal by default."

The two tests known to be failing (installd_dexopt_test and BpfMapTest)
have been fixed, so let's try this again.

This reverts commit 76351e3e3fbbd386c059251dbc6b1081a8f77088.

Bug: http://b/137788030
Bug: http://b/139092341
Bug: http://b/139175951
Test: treehugger
diff --git a/libc/include/android/fdsan.h b/libc/include/android/fdsan.h
index 1169ed0..83b9318 100644
--- a/libc/include/android/fdsan.h
+++ b/libc/include/android/fdsan.h
@@ -197,4 +197,8 @@
  */
 enum android_fdsan_error_level android_fdsan_set_error_level(enum android_fdsan_error_level new_level) __INTRODUCED_IN(29) __attribute__((__weak__));
 
+/*
+ * Set the error level to the global setting if available, or a default value.
+ */
+enum android_fdsan_error_level android_fdsan_set_error_level_from_property(enum android_fdsan_error_level default_level) __INTRODUCED_IN(30) __attribute__((__weak__));
 __END_DECLS