Coveralls: fix a deprecated HTTP post call (#321)

Author: DilumAluthge

Project.toml

@@ -1,7 +1,7 @@
 name = "Coverage"
 uuid = "a2441757-f6aa-5fb2-8edb-039e3f45d037"
 authors = ["Iain Dunning <iaindunning@gmail.com>", "contributors"]
-version = "1.3.1"
+version = "1.3.2"
 
 [deps]
 CoverageTools = "c36e975a-824b-4404-a568-ef97ca766997"

src/coveralls.jl

@@ -213,7 +213,8 @@ end
 function post_request(data)
     @info "Submitting data to Coveralls..."
     coveralls_url = get(ENV, "COVERALLS_URL", "https://coveralls.io/api/v1/jobs")
-    req = HTTP.post(coveralls_url, HTTP.Form(makebody(data)))
+    headers = []
+    req = HTTP.post(coveralls_url, headers, HTTP.Form(makebody(data)))
     @debug "Result of submission:\n" * String(req)
     nothing
 end