travis: remove fuzzit.dev sanity checking

It can't work because forks don't get the api key exported
(for security reasons).

.travis.yml

@@ -34,13 +34,8 @@ after_failure:
 
 jobs:
   include:
-    - stage: Fuzzit (Fuzzing)
+    - stage: fuzzit.dev
       if: branch = master AND type IN (push)
       go: 1.12.x
       script:
-        - ./fuzzit.sh fuzzing
-    - stage: Fuzzit (Sanity)
-      if: type IN (pull_request)
-      go: 1.12.x
-      script:
-        - ./fuzzit.sh sanity
+        - ./fuzzit.sh

fuzzit.sh

@@ -7,12 +7,10 @@
 
 set -eux
 
-JOB_TYPE=$1
-
 function target {
 	go-fuzz-build -libfuzzer -func $3 -o fuzzer.a $2
 	clang -fsanitize=fuzzer fuzzer.a -o fuzzer
-	./fuzzit create job --type $JOB_TYPE --branch $TRAVIS_BRANCH --revision $TRAVIS_COMMIT $1 ./fuzzer
+	./fuzzit create job --type fuzzing --branch $TRAVIS_BRANCH --revision $TRAVIS_COMMIT $1 ./fuzzer
 }
 
 go get -u github.com/dvyukov/go-fuzz/go-fuzz-build