[beancount] Fix lsp-beancount-journal-file (#4702)

* nit(beancount): fix whitespace

* fix(beancount): update journal file init option

v1.0.0 of beancount-language-server rewrote everything in Rust (formerly
TypeScript), and, as part of the major version, changed the journal file
init option from camel case to snake case.

See: polarmutex/beancount-language-server#34
Ref: d4fb18c

* doc: update changelog

Ref: 0657c7f

CHANGELOG.org

@@ -1,5 +1,6 @@
 * Changelog
 ** Unreleased 9.0.1
+  * Fix beancount journal file init option
   * Add support for [[https://github.com/glehmann/earthlyls][earthlyls]]
   * Add support for GNAT Project (~gpr-mode~, ~gpr-ts-mode~).
   * Add SQL support

clients/lsp-beancount.el

@@ -52,10 +52,10 @@ Use nil (the default) to use the current beancount buffer as the journal file."
   :new-connection
   (lsp-stdio-connection
    (lambda ()
-      `(,lsp-beancount-langserver-executable "--stdio")))
+     `(,lsp-beancount-langserver-executable "--stdio")))
   :major-modes '(beancount-mode)
   :initialization-options
-  `((journalFile . ,lsp-beancount-journal-file))
+  `((journal_file . ,lsp-beancount-journal-file))
   :server-id 'beancount-ls))
 
 (lsp-consistency-check lsp-beancount)