Replace handlebars documentation link (#82247)

* Replace handlebars documentation link]

* Replace handlebars helpers link with an es one

docs/user/dashboard/url-drilldown.asciidoc

@@ -99,10 +99,10 @@ https://github.com/elastic/kibana/issues?q={{event.value}}
 
 A Handlebars expression is a `{{`, some contents, followed by a `}}`. When the drilldown is executed, these expressions are replaced by values from the dashboard and interaction context.
 
-Refer to Handlebars https://handlebarsjs.com/guide/expressions.html#expressions[documentation] to learn about advanced use cases.
+Refer to Handlebars https://ela.st/handlebars-docs#expressions[documentation] to learn about advanced use cases.
 
 [[helpers]]
-In addition to https://handlebarsjs.com/guide/builtin-helpers.html[built-in] Handlebars helpers, you can use the following custom helpers:
+In addition to https://ela.st/handlebars-helpers[built-in] Handlebars helpers, you can use the following custom helpers:
 
 
 |===

src/plugins/vis_type_timeseries/public/application/components/markdown_editor.js

@@ -134,7 +134,7 @@ export class MarkdownEditor extends Component {
                 values={{
                   handlebarLink: (
                     <a
-                      href="https://handlebarsjs.com/guide/expressions.html"
+                      href="https://ela.st/handlebars-docs"
                       target="_BLANK"
                       rel="noreferrer noopener"
                     >

x-pack/plugins/canvas/canvas_plugin_src/elements/markdown/index.ts

@@ -24,7 +24,7 @@ The data table contains
  **{{name}}**
 {{/each}}
 
-You can use standard Markdown in here, but you can also access your piped-in data using Handlebars. If you want to know more, check out the [Handlebars documentation](https://handlebarsjs.com/guide/expressions.html).
+You can use standard Markdown in here, but you can also access your piped-in data using Handlebars. If you want to know more, check out the [Handlebars documentation](https://ela.st/handlebars-docs).
 
 #### Enjoy!" | render`,
 });

x-pack/plugins/canvas/public/components/workpad_header/element_menu/__stories__/element_menu.stories.tsx

@@ -76,7 +76,7 @@ the following columns:
 **{{name}}**
 {{/each}}
 
-You can use standard Markdown in here, but you can also access your piped-in data using Handlebars. If you want to know more, check out the [Handlebars documentation](https://handlebarsjs.com/guide/expressions.html).
+You can use standard Markdown in here, but you can also access your piped-in data using Handlebars. If you want to know more, check out the [Handlebars documentation](https://ela.st/handlebars-docs).
 
 #### Enjoy!" | render`,
   },