[llvm] [llvm][llvm-lit] Enabled lit internal shell for llvm test suite (PR #106324)

[via llvm-commits]

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darker --check --diff -r fa089efa6c70f4da8618f2f41ee9c7db86e2b0e0...b93cb257d77b8fc2f7253f0853019e04034ac22e llvm/test/lit.cfg.py
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``````````diff
--- lit.cfg.py	2024-08-28 01:48:44.000000 +0000
+++ lit.cfg.py	2024-08-28 02:01:24.168838 +0000
@@ -21,11 +21,11 @@
 # We prefer the lit internal shell which provides a better user experience on failures
 # unless the user explicitly disables it with LIT_USE_INTERNAL_SHELL=0 env var.
 use_lit_shell = True
 lit_shell_env = os.environ.get("LIT_USE_INTERNAL_SHELL")
 if lit_shell_env:
-  use_lit_shell = not lit.util.pythonize_bool(lit_shell_env)
+    use_lit_shell = not lit.util.pythonize_bool(lit_shell_env)
 
 config.test_format = lit.formats.ShTest(execute_external=not use_lit_shell)
 
 # FIXME: Tests that REQUIRES: shell are unsupported by the lit internal shell
 if use_lit_shell:

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https://github.com/llvm/llvm-project/pull/106324