docs: fix build warnings

docs/ecosystem.rst

@@ -84,7 +84,7 @@ ABCI Servers
 +-------------------------------------------------------------+--------------------+--------------+
 | `cpp-tmsp <https://github.com/block-finance/cpp-abci>`__    | Martin Dyring      | C++          |
 +-------------------------------------------------------------+--------------------+--------------+
-| `c-abci <https://github.com/chainx-org/c-abci>`__          | ChainX             | C            |
+| `c-abci <https://github.com/chainx-org/c-abci>`__           | ChainX             | C            |
 +-------------------------------------------------------------+--------------------+--------------+
 | `jabci <https://github.com/jTendermint/jabci>`__            | jTendermint        | Java         |
 +-------------------------------------------------------------+--------------------+--------------+

docs/specification.rst

@@ -2,19 +2,19 @@
 Specification
 #############
 
-Here you'll find details of the Tendermint specification. See `the spec repo <https://github.com/tendermint/spec>`__ for upcoming material. Tendermint's types are produced by `godoc <https://godoc.org/github.com/tendermint/tendermint/types>`__
+Here you'll find details of the Tendermint specification. See `the spec repo <https://github.com/tendermint/spec>`__ for upcoming material. Tendermint's types are produced by `godoc <https://godoc.org/github.com/tendermint/tendermint/types>`__.
 
 .. toctree::
    :maxdepth: 2
 
-  specification/block-structure.rst
-  specification/byzantine-consensus-algorithm.rst
-  specification/configuration.rst
-  specification/fast-sync.rst
-  specification/genesis.rst
-  specification/light-client-protocol.rst
-  specification/merkle.rst
-  specification/rpc.rst
-  specification/secure-p2p.rst
-  specification/validators.rst
-  specification/wire-protocol.rst
+   specification/block-structure.rst
+   specification/byzantine-consensus-algorithm.rst
+   specification/configuration.rst
+   specification/fast-sync.rst
+   specification/genesis.rst
+   specification/light-client-protocol.rst
+   specification/merkle.rst
+   specification/rpc.rst
+   specification/secure-p2p.rst
+   specification/validators.rst
+   specification/wire-protocol.rst