[www-scripts] Sphinx Doc Update: ERROR

[LLVM via www-scripts]

/opt/tools/sphinx_update.sh: warning: removing stale lock file from PID 26752.
UPDATING lld SOURCES
Updating '.':
U    ELF/Writer.cpp
U    ELF/Thunks.h
U    ELF/Relocations.cpp
U    ELF/Thunks.cpp
U    ELF/Relocations.h
Updated to revision 303237.
make: *** No rule to make target `docs-lld-html'.  Stop.