lsp-rust: Change rust-analyzer URL for new home at rust-lang (#4200)

Github now redirects
  https://github.com/rust-analyzer/rust-analyzer to
  https://github.com/rust-lang/rust-analyzer

Update the URLs in lsp-rust, otherwise server updates no longer work.

CHANGELOG.org

@@ -1,5 +1,6 @@
 * Changelog
 ** Unreleased 8.0.1
+  * Change rust-analyzer base URL to be github.com/rust-lang/rust-analyzer, rather than rust-analyzer/rust-analyzer.
   * Add [[https://github.com/wader/jq-lsp][jq-lsp]]
   * Add architecture triples for [[https://github.com/WhatsApp/erlang-language-platform][erlang-language-platform]] file downloads, to support macos on ARM and X86.
   * Add semantic token support for [[https://github.com/WhatsApp/erlang-language-platform][erlang-language-platform]] in lsp-erlang client.

clients/lsp-rust.el

@@ -44,13 +44,13 @@
 (defgroup lsp-rust-analyzer nil
   "LSP support for Rust, using rust-analyzer."
   :group 'lsp-mode
-  :link '(url-link "https://github.com/rust-analyzer/rust-analyzer")
+  :link '(url-link "https://github.com/rust-lang/rust-analyzer")
   :package-version '(lsp-mode . "8.0.0"))
 
 (defgroup lsp-rust-analyzer-semantic-tokens nil
   "LSP semantic tokens support for rust-analyzer."
   :group 'lsp-rust-analyzer
-  :link '(url-link "https://github.com/rust-analyzer/rust-analyzer")
+  :link '(url-link "https://github.com/rust-lang/rust-analyzer")
   :package-version '(lsp-mode . "8.0.1"))
 
 (defcustom lsp-rust-server 'rust-analyzer
@@ -904,7 +904,7 @@ or JSON objects in `rust-project.json` format."
   (lsp-send-request (lsp-make-request "rust-analyzer/reloadWorkspace")))
 
 (defcustom lsp-rust-analyzer-download-url
-  (format "https://github.com/rust-analyzer/rust-analyzer/releases/latest/download/%s"
+  (format "https://github.com/rust-lang/rust-analyzer/releases/latest/download/%s"
           (pcase system-type
             ('gnu/linux "rust-analyzer-x86_64-unknown-linux-gnu.gz")
             ('darwin (if (string-match "^aarch64-.*" system-configuration)
@@ -1549,7 +1549,7 @@ and run a compilation"
   "Open the closest Cargo.toml from the current file.
 
 Rust-Analyzer LSP protocol documented here and added in November 2020
-https://github.com/rust-analyzer/rust-analyzer/blob/master/docs/dev/lsp-extensions.md#open-cargotoml
+https://github.com/rust-lang/rust-analyzer/blob/master/docs/dev/lsp-extensions.md#open-cargotoml
 
 If NEW-WINDOW (interactively the prefix argument) is non-nil,
 open in a new window."
@@ -1570,7 +1570,7 @@ open in a new window."
   "Open a URL for documentation related to the current TextDocumentPosition.
 
 Rust-Analyzer LSP protocol documented here
-https://github.com/rust-analyzer/rust-analyzer/blob/master/docs/dev/lsp-extensions.md#open-external-documentation"
+https://github.com/rust-lang/rust-analyzer/blob/master/docs/dev/lsp-extensions.md#open-external-documentation"
   (interactive)
   (-if-let* ((params (lsp-make-rust-analyzer-open-external-docs-params
                       :text-document (lsp--text-document-identifier)
@@ -1607,7 +1607,7 @@ the `lsp-rust-analyzer--last-runnable' variable."
   "Execute a RUNNABLE test related to the current document position.
 
 Rust-Analyzer LSP protocol extension
-https://github.com/rust-analyzer/rust-analyzer/blob/master/docs/dev/lsp-extensions.md#related-tests"
+https://github.com/rust-lang/rust-analyzer/blob/master/docs/dev/lsp-extensions.md#related-tests"
   (interactive (list (lsp-rust-analyzer--select-related-test)))
   (if runnable
       (lsp-rust-analyzer--common-runner runnable)