Remove indirect deps

It leverages the latest lfdocs-conf (0.7.7) updates

Issue-ID: DOC-765
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
Change-Id: Id2b63f273ddfb41487b6424e3d14fbdf4cbd837d
diff --git a/etc/requirements.txt b/etc/requirements.txt
index f17b826..b6654e5 100644
--- a/etc/requirements.txt
+++ b/etc/requirements.txt
@@ -1,13 +1,4 @@
 lfdocs-conf
-sphinxcontrib-blockdiag  # BSD
-sphinxcontrib-needs<=0.5.6
-sphinxcontrib.plantuml
-sphinxcontrib-nwdiag  # BSD
-sphinxcontrib-seqdiag # BSD
-sphinxcontrib-swaggerdoc
-sphinx-rtd-theme
 autopep8
 sphinxcontrib-spelling
 pylint
-# remove this once lfdocs-conf is fixed
-funcparserlib>=1.0.0a0
diff --git a/etc/upper-constraints.onap.txt b/etc/upper-constraints.onap.txt
index aaf3493..88e019f 100644
--- a/etc/upper-constraints.onap.txt
+++ b/etc/upper-constraints.onap.txt
@@ -1,4 +1,4 @@
-lfdocs-conf===0.7.5
+lfdocs-conf===0.7.7
 sphinxcontrib.blockdiag===2.0.0
 sphinxcontrib-needs===0.5.6
 sphinxcontrib.plantuml===0.21