Update littlefs to v2.11.1 (#7698)

packages/l/littlefs/xmake.lua

@@ -6,6 +6,7 @@ package("littlefs")
     add_urls("https://github.com/littlefs-project/littlefs/archive/refs/tags/$(version).tar.gz",
              "https://github.com/littlefs-project/littlefs.git")
 
+    add_versions("v2.11.1", "cd31f8db25efe03ca5067cfc653867595d5fba048d907d9b6a067b725e576e25")
     add_versions("v2.11.0", "54ed6382d75cbd4898fa89ddc0db7bf82abadfd8b209e12950cb10a05a6dc424")
     add_versions("v2.10.1", "620691695d65ad161eed1247122b63ad03e0251d8617864ba086a563afe98216")
     add_versions("v2.9.3", "9cf2e7db673ea27d967a54cdafe8f55a7ffe27c63a2070ff7424fadd559cad67")