docs: Fix where to find the Typescript typings (#5298)
docs: Fix where to find the Typescript typings (#5298)

This is what currently rendered:

  /flatubffers

in https://google.github.io/flatbuffers/flatbuffers_guide_use_typescript.html

Besides the typo, @types is being swallowed, the hope is that puting it between
backticks will improve the situation.
alexames/flatbuffers,google/flatbuffers,alexames/flatbuffers,alexames/flatbuffers,pjulien/flatbuffers,alexames/flatbuffers,DavadDi/flatbuffers,DavadDi/flatbuffers,royalharsh/flatbuffers,DavadDi/flatbuffers,stewartmiles/flatbuffers,royalharsh/flatbuffers,royalharsh/flatbuffers,evolutional/flatbuffers,alexames/flatbuffers,google/flatbuffers,google/flatbuffers,evolutional/flatbuffers,evolutional/flatbuffers,alexames/flatbuffers,DavadDi/flatbuffers,royalharsh/flatbuffers,royalharsh/flatbuffers,alexames/flatbuffers,evolutional/flatbuffers,pjulien/flatbuffers,evolutional/flatbuffers,stewartmiles/flatbuffers,royalharsh/flatbuffers,stewartmiles/flatbuffers,google/flatbuffers,google/flatbuffers,evolutional/flatbuffers,stewartmiles/flatbuffers,google/flatbuffers,pjulien/flatbuffers,alexames/flatbuffers,stewartmiles/flatbuffers,evolutional/flatbuffers,evolutional/flatbuffers,alexames/flatbuffers,pjulien/flatbuffers,stewartmiles/flatbuffers,royalharsh/flatbuffers,stewartmiles/flatbuffers,pjulien/flatbuffers,pjulien/flatbuffers,pjulien/flatbuffers,alexames/flatbuffers,stewartmiles/flatbuffers,pjulien/flatbuffers,evolutional/flatbuffers,alexames/flatbuffers,alexames/flatbuffers,evolutional/flatbuffers,google/flatbuffers,google/flatbuffers,google/flatbuffers,google/flatbuffers,stewartmiles/flatbuffers,alexames/flatbuffers,alexames/flatbuffers,royalharsh/flatbuffers,stewartmiles/flatbuffers,stewartmiles/flatbuffers,evolutional/flatbuffers,google/flatbuffers,pjulien/flatbuffers,stewartmiles/flatbuffers,royalharsh/flatbuffers,evolutional/flatbuffers,DavadDi/flatbuffers,google/flatbuffers,evolutional/flatbuffers,google/flatbuffers,google/flatbuffers,google/flatbuffers,pjulien/flatbuffers,pjulien/flatbuffers,royalharsh/flatbuffers,stewartmiles/flatbuffers,pjulien/flatbuffers,DavadDi/flatbuffers,alexames/flatbuffers