Update tree-sitter-heex

tree-sitter-heex split out the ending_expression_value from the
partial_expression value which can help with indentation.

languages.toml

@@ -1360,7 +1360,7 @@ config = { elixirLS.dialyzerEnabled = false }
 
 [[grammar]]
 name = "heex"
-source = { git = "https://github.com/phoenixframework/tree-sitter-heex", rev = "881f1c805f51485a26ecd7865d15c9ef8d606a78" }
+source = { git = "https://github.com/phoenixframework/tree-sitter-heex", rev = "2e1348c3cf2c9323e87c2744796cf3f3868aa82a" }
 
 [[language]]
 name = "sql"

runtime/queries/heex/injections.scm

@@ -6,7 +6,11 @@
 ;     <%= if true do %>
 ;       <p>hello, tree-sitter!</p>
 ;     <% end %>
-((directive (partial_expression_value) @injection.content)
+((directive
+    [
+      (partial_expression_value)
+      (ending_expression_value)
+    ] @injection.content)
  (#set! injection.language "elixir")
  (#set! injection.include-children)
  (#set! injection.combined))