Add mane->main, many to rare dictionary (#2006)

* Add mane->main, many to rare dictionary  
* Added requested change by @arm-in
diff --git a/codespell_lib/data/dictionary_rare.txt b/codespell_lib/data/dictionary_rare.txt
index 5438b06..2272a2b 100644
--- a/codespell_lib/data/dictionary_rare.txt
+++ b/codespell_lib/data/dictionary_rare.txt
@@ -94,6 +94,7 @@
 loosing->losing
 lousily->loosely
 lumination->lamination, illumination,
+mane->main, many, Maine,
 manger->manager
 marge->merge
 mater->matter, master, mother,