remove docs and test files from npmignore
remove docs and test files from npmignore

DragWeb/swig,apiaryio/swig,xiaoyang2022/swig,zongkelong/swig,mrazvan92/swig-async,zetlen/swig,CuteSephiroth/swig,cwhatley/swig,cgvarela/swig,mahdaen/swig,xiaoyang2022/swig,mrazvan92/swig-async,CuteSephiroth/swig,jerrylin1002/swig,CuteSephiroth/swig,jerrylin1002/swig,zongkelong/swig,xiaoyang2022/swig,jrvldam/swig,mrazvan92/swig-template-callback,notthetup/swig,mahdaen/swig,apiaryio/swig,paularmstrong/swig,mahdaen/swig,genify/swig,gitoneman/swig,gogobook/swig,Thunf/swiger,gitoneman/swig,mrazvan92/swig-template-callback,paularmstrong/swig,gogobook/swig,notthetup/swig,gitoneman/swig,benpptung/swig,cgvarela/swig,Lochlan/swig,paularmstrong/swig,zetlen/swig,genify/swig,jrvldam/swig,nickwah/swig,DragWeb/swig,gold3bear/swig,gold3bear/swig,jrvldam/swig,cwhatley/swig,cwhatley/swig,genify/swig,nickwah/swig,gogobook/swig,zongkelong/swig,Thunf/swiger,gold3bear/swig,notthetup/swig,benpptung/swig,Lochlan/swig,DragWeb/swig,Lochlan/swig,mrazvan92/swig-template-callback,jerrylin1002/swig,Thunf/swiger,benpptung/swig,zetlen/swig,mrazvan92/swig-async,cgvarela/swig