Use the lates workflow file name

Author: Tieqiong

.github/workflows/test.yml .github/workflows/main.yml.github/workflows/test.yml renamed to .github/workflows/main.yml

@@ -15,8 +15,8 @@
 .. |Black| image:: https://img.shields.io/badge/code_style-black-black
         :target: https://github.com/psf/black
 
-.. |CI| image:: https://github.com/diffpy/diffpy.structure/actions/workflows/test.yml/badge.svg
-        :target: https://github.com/diffpy/diffpy.structure/actions/workflows/test.yml
+.. |CI| image:: https://github.com/diffpy/diffpy.structure/actions/workflows/main.yml/badge.svg
+        :target: https://github.com/diffpy/diffpy.structure/actions/workflows/main.yml
 
 .. |Codecov| image:: https://codecov.io/gh/diffpy/diffpy.structure/branch/main/graph/badge.svg
         :target: https://codecov.io/gh/diffpy/diffpy.structure

README.rst

@@ -4,7 +4,7 @@
 
 .. |title| replace:: diffpy.structure documentation
 
-diffpy.structure - Crystal structure container and parsers for structure formats..
+diffpy.structure - Crystal structure container and parsers for structure formats.
 
 | Software version |release|.
 | Last updated |today|.