No -e in integration_tests

Because that makes the script stop early and not print any clippy error
output.

ci/base-tests.sh

@@ -1,7 +1,6 @@
 set -ex
 PATH=$PATH:./node_modules/.bin
 remark -f *.md > /dev/null
-set -e
 cargo build --features debugging
 cargo test --features debugging
 mkdir -p ~/rust/cargo/bin

ci/integration-tests.sh

@@ -1,4 +1,4 @@
-set -ex
+set -x
 cargo install --force
 
 echo "Running integration test for crate ${INTEGRATION}"