[www-scripts] Sphinx Doc Update: ERROR

[LLVM via www-scripts]

/opt/tools/sphinx_update.sh: warning: removing stale lock file from PID 15760.
UPDATING lld SOURCES
Updating '.':
U    ELF/LinkerScript.cpp
U    COFF/Symbols.cpp
U    COFF/InputFiles.cpp
A    test/ELF/linkerscript/arm-lscript.s
Updated to revision 303779.
make: *** No rule to make target `docs-lld-html'.  Stop.