CHERIoT: fix test_rom_cheri.ld syntax for v17 llvm

Bypass-Presubmit-Reason: tested together with other cl's

Change-Id: I12c5898a9c16ff4cc754063f8f20acb86aa99ab5
diff --git a/sw/device/lib/testing/test_rom/test_rom_cheri.ld b/sw/device/lib/testing/test_rom/test_rom_cheri.ld
index f55e26a..c422f5e 100644
--- a/sw/device/lib/testing/test_rom/test_rom_cheri.ld
+++ b/sw/device/lib/testing/test_rom/test_rom_cheri.ld
@@ -78,7 +78,7 @@
     /**
      * Immutable chip_info data, containing build-time-recorded information.
      */
-    (*(.chip_info))
+    *(.chip_info)
   } > rom
 
   /**