Bump to r-lib/tree-sitter-r@f6f60a5

Author: DavisVaughan

Cargo.lock

@@ -47,7 +47,7 @@ stdext = { path = "../stdext" }
 tokio = { version = "1.26.0", features = ["full"] }
 tower-lsp = "0.19.0"
 tree-sitter = "0.23.0"
-tree-sitter-r = { git = "https://github.com/r-lib/tree-sitter-r", rev = "b92b2cf3fa89d0364f2abd5fb86bc7a9aa669827" }
+tree-sitter-r = { git = "https://github.com/r-lib/tree-sitter-r", rev = "f6f60a5c26a824dd5689cec4c165457259bcb614" }
 uuid = "1.3.0"
 url = "2.4.1"
 walkdir = "2"