Fix API documentation: update image_converter and rawtoaces_core rst files

Signed-off-by: pmady <[email protected]>

Author: pmady

docs/api/image_converter.rst

@@ -16,8 +16,8 @@ The ``ImageConverter`` class encapsulates the complete RAW-to-ACES conversion wo
 1. Configure white balance and color matrix methods
 2. Load the RAW image
 3. Apply color transformations
-4. Apply scaling and cropping
-5. Save the ACES EXR output
+4. Apply exposure scaling and cropping
+5. Save the ACES container output
 
 Basic Usage
 -----------

docs/api/rawtoaces_core.rst

@@ -13,7 +13,7 @@ Overview
 
 The core library (``rawtoaces_core``) contains:
 
-- Spectral solver for calculating IDT matrices from camera spectral sensitivities
+- Spectral solver for calculating white balancing multipliers and input transform matrices from camera spectral sensitivities
 - Functions for calculating illuminant spectral power distributions
 - Color science utilities and matrices