Merge pull request #51 from m-muecke/ignore

chore: add missing files to .Rbuildignore

Author: davidruegamer

.Rbuildignore

@@ -5,4 +5,9 @@ cran-comments.md
 README.md
 ^doc$
 ^Meta$
-^figure$
+^figure$
+^\.gitignore$
+^\.github$
+^_pkgdown\.yml$
+^pkgdown$
+^\.lintr$