[DOCS] Adds chunking to Py, Rust, and eland client books. (#1973)

Author: szabosteve

conf.yaml

@@ -488,7 +488,7 @@ contents:
                 branches:   [ master, 7.x ]
                 live:       [ master, 7.x ]
                 index:      docs/guide/index.asciidoc
-                single:     1
+                chunk:     1
                 tags:       Clients/Python
                 subject:    Clients
                 sources:
@@ -501,7 +501,7 @@ contents:
                 branches:   [ 7.x ]
                 live:       [ 7.x ]
                 index:      docs/en/index.asciidoc
-                single:     1
+                chunk:     1
                 tags:       Clients/eland
                 subject:    Clients
                 sources:
@@ -517,7 +517,7 @@ contents:
                 branches:   [ master ]
                 live:       [ master ]
                 index:      docs/index.asciidoc
-                single:     1
+                chunk:     1
                 tags:       Clients/Rust
                 subject:    Clients
                 sources:

doc_build_aliases.sh

@@ -172,13 +172,15 @@ alias docbldphp='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch-php/doc
 
 alias docbldepl='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch/docs/perl/index.asciidoc --single'
 
-alias docbldepy='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch/docs/python/index.asciidoc --single'
+alias docbldepy='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch-py/docs/guide/index.asciidoc --chunk 1'
+
+alias docblders='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch-rs/docs/index.asciidoc --chunk 1'
 
 alias docbldecc='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch/docs/community-clients/index.asciidoc --single'
 
 alias docbldesh='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch-hadoop/docs/src/reference/asciidoc/index.adoc'
 
-alias docbldela='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch-eland-docs/docs/en/index.asciidoc --single'
+alias docbldela='$GIT_HOME/docs/build_docs --doc $GIT_HOME/elasticsearch-eland-docs/docs/en/index.asciidoc --chunk 1'
 
 # X-Pack Reference 5.4 to 6.2