Set symbol_level=0 on Windows Deterministic.

If /debug is passed to lld, the pdb aging in PDB70DebugInfo currently
means that repeat builds get different PDB70DebugInfo headers, so for now
don't pass /debug to the linker.

Bug: 330260
Change-Id: I86e6b470ad95f3f6556c8f8f69d6d394a32661ff
Reviewed-on: https://chromium-review.googlesource.com/1162948Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#580765}

tools/mb/mb_config.pyl

@@ -215,7 +215,7 @@
       'VR Linux': 'vr_release_bot',
       'linux-tcmalloc-rel': 'tcmalloc_release_bot',
       'Win 10 Fast Ring': 'release_trybot',
-      'Windows deterministic': 'release_bot_x86_minimal_symbols',
+      'Windows deterministic': 'release_bot_x86_no_symbols',
       'Windows Clang deterministic': 'clang_release_bot_minimal_symbols_x86',
       'win-annotator-rel': 'release_bot',
     },
@@ -1514,6 +1514,8 @@
     'release_bot_minimal_symbols': [ 'release_bot', 'minimal_symbols' ],
     'release_bot_x86_minimal_symbols': [ 'release_bot', 'x86', 'minimal_symbols' ],
 
+    'release_bot_x86_no_symbols': [ 'release_bot', 'x86', 'no_symbols' ],
+
     'release_bot_minimal_symbols_enable_archive_compression': [
       'release_bot', 'minimal_symbols', 'enable_archive_compression'
     ],