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.

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "ferro-ta"
-version = "1.1.2"
+version = "1.1.3"
 description = "Rust-powered Python technical analysis library with a TA-Lib-compatible API"
 readme = "README.md"
 license = { text = "MIT" }
@@ -67,6 +67,7 @@ dev = [
     "matplotlib>=3.5",
     "fastapi>=0.135.1",
     "httpx>=0.24",
+    "scipy>=1.10",
 ]
 
 [project.urls]
@@ -162,4 +163,5 @@ dev = [
     "pyyaml>=6.0",
     "pandas-ta>=0.3; python_version >= '3.12'",
     "ta>=0.10",
+    "scipy>=1.15.3",
 ]