[elf-search] Comment typo fix.

TEST: No behavior change
Change-Id: Ide450d11dc61a2e555088a45f37f26db5299e03d

system/ulib/elf-search/elf-search.cpp

diff --git a/system/ulib/elf-search/elf-search.cpp b/system/ulib/elf-search/elf-search.cpp
index 128e41e..0dd17ef 100644
--- a/system/ulib/elf-search/elf-search.cpp
+++ b/system/ulib/elf-search/elf-search.cpp
@@ -61,7 +61,7 @@
     ProcessMemReader(const zx::process& proc)
         : process_(proc) {}
 
-    // TODO (jakehehrlich): Make this interface zero-copy (by returning a
+    // TODO (jakehehrlich): Make this interface zero-copy (by returning
     // a pointer rather than copying for instance). It's important that
     // the lifetime of the underlying storage is correctly managed.
     template <typename T>