Update codegen/grammar

Cargo.lock

@@ -116,9 +116,11 @@ checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
 name = "ast-generator"
 version = "0.1.0"
 dependencies = [
- "itertools 0.10.5",
+ "either",
+ "itertools 0.12.1",
  "proc-macro2",
  "quote",
+ "ra_ap_stdx",
  "ungrammar",
 ]
 
@@ -902,15 +904,6 @@ version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
-[[package]]
-name = "itertools"
-version = "0.10.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0fd2260e829bddf4cb6ea802289de2f86d6a7a690192fbe91b3f46e0f2c8473"
-dependencies = [
- "either",
-]
-
 [[package]]
 name = "itertools"
 version = "0.12.1"