Fix doc typo

Author: agoncharov-reef

doc/source/glossary.rst

@@ -5,7 +5,7 @@ Glossary
 .. glossary::
 
     absoluteMinimumPartSize
-      The smallest large file part size, as indicated during authorization process by the server (in 2019 it used to be ``5MB``, but the server can set it dynamincally)
+      The smallest large file part size, as indicated during authorization process by the server (in 2019 it used to be ``5MB``, but the server can set it dynamically)
 
     account ID
       An identifier of the B2 account (not login). Looks like this: ``4ba5845d7aaf``.