[www-scripts] Sphinx Doc Update: ERROR

[LLVM via www-scripts]

/opt/tools/sphinx_update.sh: warning: removing stale lock file from PID 2992.
UPDATING lld SOURCES
Updating '.':
U    COFF/MarkLive.cpp
U    COFF/Symbols.cpp
U    COFF/Writer.cpp
U    COFF/InputFiles.cpp
U    COFF/Symbols.h
D    test/COFF/dllimport-gc.test
U    test/COFF/Inputs/import.yaml
Updated to revision 303529.
make: *** No rule to make target `docs-lld-html'.  Stop.