Update CHANGELOG for 1.1.0 release

Author: orbeckst

CHANGELOG

@@ -12,8 +12,10 @@ The rules for this file:
     use tabs but use spaces for formatting
   * accompany each entry with github issue/PR number (Issue #xyz)
 
-------------------------------------------------------------------------------
-??/??/???? IAlibay, ollyfutur, conradolandia, orbeckst, PlethoraChutney, Pradyumn-cloud
+-------------------------------------------------------------------------------
+01/16/2026 IAlibay, ollyfutur, conradolandia, orbeckst, PlethoraChutney, 
+           Pradyumn-cloud
+
   * 1.1.0
 
   Changes
@@ -30,7 +32,7 @@ The rules for this file:
     (PR #142)
   * `Grid` now allows forcing MRC/CCP4 maps to be read as volumes even when
     the header indicates they are stacks of 2D images. (#150, PR #149)
-  * Added MRC file writing support (Issue #108)
+  * Added MRC file writing support (#108, PR #147)
 
   Fixes