Convert Unlinked Git Submodules to Intersphinx

These projects don't have any docs linked in the current documentation,
so there is little reason to include their submodules here.

Converting the non-archived projects to intersphinx link should reduce
the build time.

Change-Id: Ifdb614d53ac5cbdfa4c94ac09d990f796004cf10
Signed-off-by: Trevor Bramwell <tbramwell@linuxfoundation.org>
(cherry picked from commit d4dfbf8ff6f2a4e222befc824facf9dab70e2638)

5 files changed, 0 insertions, 0 deletions

diff --git a/docs/submodules/copper b/docs/submodules/copper
deleted file mode 160000
-Subproject 505dc7754239feaa28c736abb3019598db2a1a5
diff --git a/docs/submodules/domino b/docs/submodules/domino
deleted file mode 160000
-Subproject 8330eea4474bf90a358c2255b1d0c6403829579
diff --git a/docs/submodules/escalator b/docs/submodules/escalator
deleted file mode 160000
-Subproject 96c35cdeba27d2e290cb9bd254b3871452ea623
diff --git a/docs/submodules/moon b/docs/submodules/moon
deleted file mode 160000
-Subproject cbea4e360e9bfaa9698cf7c61c83c96a1ba89b8
diff --git a/docs/submodules/netready b/docs/submodules/netready
deleted file mode 160000
-Subproject 54c5333ac4217a3fcd9c9142c8132b8fec0dd2f