message: [Docs] Add missing leading slash
diff: Redirect 301 /lldb-gdb.html https://lldb.llvm.org/use/map.html
  Redirect 301 /tutorial.html https://lldb.llvm.org/use/tutorial.html
  -Redirect 301 source.html https://lldb.llvm.org/resources/source.html
  -Redirect 301 projects.html https://lldb.llvm.org/status/projects.html
  -Redirect 301 goals.html https://lldb.llvm.org/status/goals.html
  -Redirect 301 varformats.html https://lldb.llvm.org/use/variable.html
  -Redirect 301 architecture/index.html https://lldb.llvm.org/use/architecture.html
  +Redirect 301 /source.html https://lldb.llvm.org/resources/source.html
  +Redirect 301 /projects.html https://lldb.llvm.org/status/projects.html
  +Redirect 301 /goals.html https://lldb.llvm.org/status/goals.html
  +Redirect 301 /varformats.html https://lldb.llvm.org/use/variable.html
  +Redirect 301 /architecture/index.html https://lldb.llvm.org/use/architecture.html
  