chore: update ferro-ta version to 1.1.3

- Bumped version numbers across Cargo.toml, Cargo.lock, pyproject.toml, and conda/meta.yaml to 1.1.3.
- Added new features including American option pricing, digital options, extended Greeks, and historical volatility estimators.
- Enhanced documentation and tests for new functionalities.
- Updated CHANGELOG.md to reflect changes for version 1.1.3.

wasm/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ferro-ta-wasm",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "description": "WebAssembly bindings for ferro-ta technical analysis indicators",
   "main": "node/ferro_ta_wasm.js",
   "module": "web/ferro_ta_wasm.js",