Cross-link Java and Android-Java pages (#497)

Contributes to #481. Related: #496.

content/docs/languages/java/_index.md

@@ -1,20 +1,19 @@
 ---
 title: Java
 layout: prog_lang_home
-spelling: cSpell:ignore javadoc Nikos Katirtzis Tomo youtube Varun Tuhin Kanti Sharma
+spelling: cSpell:ignore javadoc Kanti Katirtzis Nikos Sharma Tomo Tuhin youtube Varun
 api_path: grpc-java/javadoc
 content:
   - learn_more:
     - "[Examples]($src_repo_url/tree/master/examples)"
-    - "[Android example]($src_repo_url/tree/master/examples/android)"
     - "[Additional docs]($src_repo_url/tree/master/documentation)"
   - reference:
     - "[API](api/)"
     - "[Generated code](generated-code/)"
   - other:
+    - "[Android Java](/docs/platforms/android/java)"
     - $src_repo_link
     - "[Download]($src_repo_url#download)"
-spelling: cSpell:ignore Ferrer youtube
 ---
 
 #### Developer stories and talks {#dev-stories}

content/docs/platforms/android/java/_index.md

@@ -1,11 +1,17 @@
 ---
 title: Android Java
-short: Java
+layout: prog_lang_home
+language: &lang Java
+short: *lang
+spelling: cSpell:ignore javadoc
 api_path: grpc-java/javadoc
+content:
+  - learn_more:
+    - "[Examples]($src_repo_url/tree/master/examples/android)"
+  - reference:
+    - "[API](api/)"
+  - other:
+    - "[Java (non-Android)](/docs/languages/java/)"
+    - $src_repo_link
+    - "[Download]($src_repo_url#download)"
 ---
-
-These language-specific pages are available:
-
-- [Quick start](quickstart/)
-- [Basics tutorial](basics/)
-- [API reference](api/)

content/docs/platforms/android/kotlin/_index.md

@@ -1,8 +1,8 @@
 ---
 title: Kotlin for Android
+layout: prog_lang_home
 language: &lang Kotlin
 short: *lang
-layout: prog_lang_home
 api_path: https://javadocs.dev/io.grpc/grpc-kotlin-stub/latest
 content:
   - learn_more: