code: update release notes

Author: finozzifa

docs/release_notes.rst

@@ -24,6 +24,10 @@ Upcoming Release
 
 * Align `snakemake` version and the related `mock_snakemake` to PyPSA-Eur (https://github.com/PyPSA/technology-data/pull/177)
 
+* Include further unit tests for compile_cost_assumptions_usa.py (https://github.com/PyPSA/technology-data/pull/182)
+
+* Updates the documentation with compile_cost_assumptions_usa.py (https://github.com/PyPSA/technology-data/pull/186)
+
 `v0.11.0 <https://github.com/PyPSA/technology-data/releases/tag/v0.11.0>`__ (24th January 2025)
 =======================================================================================