go back to master, not last branch, because on fail, it checks out a random branch

Author: lorenzwalthert

R/release.R

@@ -26,7 +26,7 @@ release_gh <- function(bump = "dev", is_cran = bump != "dev") {
   new_dsc <- release_prechecks(bump, is_cran)
   new_dsc$write()
   git_branch_set(is_cran)
-  on.exit(sys_call("git", c("checkout", "-")), add = TRUE)
+  on.exit(sys_call("git", c("checkout", "master")), add = TRUE)
   # if we fail, must reset version, if we succeed, it's not stage
   # on.exit(sys_call("git", c("reset", "HEAD", '--hard')), add = TRUE)