Revert "project: Allow running multiple instances of a single language server within a single worktree" (#23472)

Reverts zed-industries/zed#22182
I've merged the build too soon as I wanted it to be excluded from todays
Preview.

crates/language_tools/src/lsp_log.rs

@@ -730,8 +730,7 @@ impl LspLogView {
 
 * Binary: {BINARY:#?}
 
-* Registered workspace folders:
-{WORKSPACE_FOLDERS}
+* Running in project: {PATH:?}
 
 * Capabilities: {CAPABILITIES}
 
@@ -739,15 +738,7 @@ impl LspLogView {
                 NAME = server.name(),
                 ID = server.server_id(),
                 BINARY = server.binary(),
-                WORKSPACE_FOLDERS = server
-                    .workspace_folders()
-                    .iter()
-                    .filter_map(|path| path
-                        .to_file_path()
-                        .ok()
-                        .map(|path| path.to_string_lossy().into_owned()))
-                    .collect::<Vec<_>>()
-                    .join(", "),
+                PATH = server.root_path(),
                 CAPABILITIES = serde_json::to_string_pretty(&server.capabilities())
                     .unwrap_or_else(|e| format!("Failed to serialize capabilities: {e}")),
                 CONFIGURATION = serde_json::to_string_pretty(server.configuration())