Clean up many small dependencies (part 3) (#8425)

Follow-up to #8353

Release Notes:
- N/A

crates/markdown_preview/Cargo.toml

@@ -12,19 +12,13 @@ path = "src/markdown_preview.rs"
 test-support = []
 
 [dependencies]
-anyhow.workspace = true
 editor.workspace = true
 gpui.workspace = true
 language.workspace = true
-lazy_static.workspace = true
-log.workspace = true
-menu.workspace = true
-project.workspace = true
 pretty_assertions.workspace = true
 pulldown-cmark.workspace = true
 theme.workspace = true
 ui.workspace = true
-util.workspace = true
 workspace.workspace = true
 
 [dev-dependencies]