[liftoff] Make --trace-liftoff a non-debug flag

This flag would help customers understand why Liftoff bails out, thus
make it available also in release builds.

R=jkummerow@chromium.org

Change-Id: Ie2f69cbeaee617632f772030a3e03f052f688a10
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1888071Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64622}

src/flags/flag-definitions.h

@@ -683,8 +683,8 @@ DEFINE_INT(trace_wasm_ast_start, 0,
 DEFINE_INT(trace_wasm_ast_end, 0, "end function for wasm AST trace (exclusive)")
 DEFINE_BOOL(liftoff, false,
             "enable Liftoff, the baseline compiler for WebAssembly")
-DEFINE_DEBUG_BOOL(trace_liftoff, false,
-                  "trace Liftoff, the baseline compiler for WebAssembly")
+DEFINE_BOOL(trace_liftoff, false,
+            "trace Liftoff, the baseline compiler for WebAssembly")
 DEFINE_DEBUG_BOOL(wasm_break_on_decoder_error, false,
                   "debug break when wasm decoder encounters an error")
 DEFINE_BOOL(trace_wasm_memory, false,