Remove experimental split spec processing from build.py

SHA: 72e3643
Reason: push, by garykac

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

index.html

@@ -7,7 +7,7 @@
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   <meta content="Bikeshed version 6270e4735, updated Tue Aug 6 12:12:30 2024 -0700" name="generator">
   <link href="https://www.w3.org/TR/uievents/" rel="canonical">
-  <meta content="101ad1a08ee3614d4481b676cc1d97a42f8bd887" name="revision">
+  <meta content="72e3643fd16509791bb2da069d54911994576a06" name="revision">
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 <style>