Update .travis.yml

Author: sharkdp

.travis.yml

@@ -32,7 +32,7 @@ env:
     # Used as conditional check in the install stage
     - HOST=x86_64-unknown-linux-gnu
     # Used on the deployment script
-    - PROJECT_NAME=hyperfine
+    - PROJECT_NAME=bat
 
 install:
   # prevent target re-add error from rustup