small edits in CHANGES.md to trigger Actions

CHANGES.md

@@ -3,7 +3,7 @@
 ## v3.8.0
 
 * SIRF/STIR (PET and SPECT)
-  - use direct STIR operations for arrays, potentially resulting in speed-up when using STIR 6.2 or later.
+  - use direct STIR operations for arrays, potentially resulting in speed-up when using STIR 6.2 or later
   - fixed STIR linking problems by adding STIR_REGISTRIES to Reg executables
   - added `compute_attenuation_factors` method to AcquisitionSensitivityModel
   - added means for setting maximal and minimal value for scale factor in stir::ScatterEstimation
@@ -12,7 +12,7 @@
   - fixed density_weight shape issue caused by upgrading numpy to version 2.0
 
 * CMake/building:
-- set CMP0074 policy to NEW, i.e. honour <packagename>_ROOT env variables
+  - set CMP0074 policy to NEW, i.e. honour <packagename>_ROOT env variables
 
 ## v3.7.0