Elasticsearch: Add the 3.2.x column and initialize upcoming 3.2.0 info

Change-Id: I2863dd9929d154e47d853faac328c52149d227fa
diff --git a/pages/site/elasticsearch.md b/pages/site/elasticsearch.md
index 8b73775..3c0f7f9 100644
--- a/pages/site/elasticsearch.md
+++ b/pages/site/elasticsearch.md
@@ -8,24 +8,24 @@
 
 The following table shows the compatibility of Gerrit Code Review with Elasticsearch.
 
-| Elasticsearch Version | 2.16.x  | 3.0.x | 3.1.x | Notes                                            |
-|-----------------------|---------|-------|-------|--------------------------------------------------|
-| 2.4.x                 | 2.16    |       |       | Support discontinued in 2.16.1 and 3.0.0         |
-| 5.6.x                 | 2.16    | 3.0.0 | 3.1.0 | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
-| 6.2.x                 | 2.16    | 3.0.0 | 3.1.0 | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
-| 6.3.x                 | 2.16    | 3.0.0 | 3.1.0 | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
-| 6.4.x                 | 2.16    | 3.0.0 | 3.1.0 | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
-| 6.5.x                 | 2.16.1  | 3.0.0 | 3.1.0 |                                                  |
-| 6.6.x                 | 2.16.5  | 3.0.0 | 3.1.0 |                                                  |
-| 6.7.x                 | 2.16.8  | 3.0.0 | 3.1.0 |                                                  |
-| 6.8.x                 | 2.16.11 | 3.0.2 | 3.1.0 |                                                  |
-| 7.0.x                 | 2.16.8  | 3.0.0 | 3.1.0 | See note below about upgrades                    |
-| 7.1.x                 | 2.16.9  | 3.0.1 | 3.1.0 |                                                  |
-| 7.2.x                 | 2.16.10 | 3.0.2 | 3.1.0 |                                                  |
-| 7.3.x                 | 2.16.11 | 3.0.2 | 3.1.0 |                                                  |
-| 7.4.x                 | 2.16.13 | 3.0.3 | 3.1.0 |                                                  |
-| 7.5.x                 | 2.16.14 | 3.0.5 | 3.1.1 |                                                  |
-| 7.6.x                 | 2.16.17 | 3.0.8 | 3.1.4 |                                                  |
+| Elasticsearch Version | 2.16.x  | 3.0.x | 3.1.x | 3.2.x | Notes                                            |
+|-----------------------|---------|-------|-------|-------|--------------------------------------------------|
+| 2.4.x                 | 2.16    |       |       |       | Support discontinued in 2.16.1 and 3.0.0         |
+| 5.6.x                 | 2.16    | 3.0.0 | 3.1.0 |       | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
+| 6.2.x                 | 2.16    | 3.0.0 | 3.1.0 |       | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
+| 6.3.x                 | 2.16    | 3.0.0 | 3.1.0 |       | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
+| 6.4.x                 | 2.16    | 3.0.0 | 3.1.0 |       | Support discontinued in 2.16.18, 3.0.9 and 3.1.5 |
+| 6.5.x                 | 2.16.1  | 3.0.0 | 3.1.0 | 3.2.0 |                                                  |
+| 6.6.x                 | 2.16.5  | 3.0.0 | 3.1.0 | 3.2.0 |                                                  |
+| 6.7.x                 | 2.16.8  | 3.0.0 | 3.1.0 | 3.2.0 |                                                  |
+| 6.8.x                 | 2.16.11 | 3.0.2 | 3.1.0 | 3.2.0 |                                                  |
+| 7.0.x                 | 2.16.8  | 3.0.0 | 3.1.0 | 3.2.0 | See note below about upgrades                    |
+| 7.1.x                 | 2.16.9  | 3.0.1 | 3.1.0 | 3.2.0 |                                                  |
+| 7.2.x                 | 2.16.10 | 3.0.2 | 3.1.0 | 3.2.0 |                                                  |
+| 7.3.x                 | 2.16.11 | 3.0.2 | 3.1.0 | 3.2.0 |                                                  |
+| 7.4.x                 | 2.16.13 | 3.0.3 | 3.1.0 | 3.2.0 |                                                  |
+| 7.5.x                 | 2.16.14 | 3.0.5 | 3.1.1 | 3.2.0 |                                                  |
+| 7.6.x                 | 2.16.17 | 3.0.8 | 3.1.4 | 3.2.0 |                                                  |
 
 Indices created in Elasticsearch 5.x or earlier will need to be reindexed with
 Elasticsearch 6.x in order to be readable by Elasticsearch 7.x. See