vgmstream: add linked indirect dependencies

[bevanjkay]

• Have you followed the guidelines for contributing?
• Have you ensured that your commits follow the commit style guide?
• Have you checked that there aren't other open pull requests for the same formula update/change?
• Have you built your formula locally with HOMEBREW_NO_INSTALL_FROM_API=1 brew install --build-from-source <formula>, where <formula> is the name of the formula you're submitting?
• Is your test running fine brew test <formula>, where <formula> is the name of the formula you're submitting?
• Does your build pass brew audit --strict <formula> (after doing HOMEBREW_NO_INSTALL_FROM_API=1 brew install --build-from-source <formula>)? If this is a new formula, does it pass brew audit --new <formula>?

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Seen in: Homebrew/homebrew-core/actions/runs/9094160676?pr=171740

[bevanjkay]

 CMake Error at dependencies/libg719_decode/CMakeLists.txt:10 (add_library):
    Cannot find source file:
  
      g719.c
  
    Tried extensions .c .C .c++ .cc .cpp .cxx .cu .mpp .m .M .mm .ixx .cppm
    .ccm .cxxm .c++m .h .hh .h++ .hm .hpp .hxx .in .txx .f .F .for .f77 .f90
    .f95 .f03 .hip .ispc
  
  
  CMake Error at dependencies/libg719_decode/CMakeLists.txt:10 (add_library):
    No SOURCES given to target: g719_decode
  
  
  CMake Generate step failed.  Build files cannot be regenerated correctly.

[carlocab]

Due to FETCH_CONTENT_FULLY_DISCONNECTED

[bevanjkay]

Are we disabling with a FIXME for now?

[carlocab]

Are we disabling with a FIXME for now?

Yea, sure.