[DOCS] Correct custom analyzer callouts (#46030)

Author: jrodewig

docs/reference/analysis/analyzers/custom-analyzer.asciidoc

@@ -162,26 +162,26 @@ PUT my_index
   "settings": {
     "analysis": {
       "analyzer": {
-        "my_custom_analyzer": {
+        "my_custom_analyzer": { <1>
           "type": "custom",
           "char_filter": [
-            "emoticons" <1>
+            "emoticons"
           ],
-          "tokenizer": "punctuation", <1>
+          "tokenizer": "punctuation",
           "filter": [
             "lowercase",
-            "english_stop" <1>
+            "english_stop"
           ]
         }
       },
       "tokenizer": {
-        "punctuation": { <1>
+        "punctuation": { <2>
           "type": "pattern",
           "pattern": "[ .,!?]"
         }
       },
       "char_filter": {
-        "emoticons": { <1>
+        "emoticons": { <3>
           "type": "mapping",
           "mappings": [
             ":) => _happy_",
@@ -190,7 +190,7 @@ PUT my_index
         }
       },
       "filter": {
-        "english_stop": { <1>
+        "english_stop": { <4>
           "type": "stop",
           "stopwords": "_english_"
         }
@@ -207,9 +207,12 @@ POST my_index/_analyze
 --------------------------------------------------
 // CONSOLE
 
-<1> The `emoticons` character filter, `punctuation` tokenizer and
-    `english_stop` token filter are custom implementations which are defined
-    in the same index settings.
+<1> Assigns the index a default custom analyzer, `my_custom_analyzer`. This
+analyzer uses a custom tokenizer, character filter, and token filter that
+are defined later in the request.
+<2> Defines the custom `punctuation` tokenizer.
+<3> Defines the custom `emoticons` character filter.
+<4> Defines the custom `english_stop` token filter.
 
 /////////////////////