README: fix CI URLs

1 changed files with 1 additions and 1 deletions
--- a/README.md
+++ b/README.md
@ -1,4 +1,4 @@
-[![Travis Status](https://travis-ci.com/josch/img2pdf.svg?branchinn)](https://travis-ci.com/josch/img2pdf)
+[![Travis Status](https://travis-ci.com/josch/img2pdf.svg?branch=main)](https://travis-ci.com/josch/img2pdf)
 [![Appveyor Status](https://ci.appveyor.com/api/projects/status/2kws3wkqvi526llj/branch/main?svg=true)](https://ci.appveyor.com/project/josch/img2pdf/branch/main)

 img2pdf