Update dependency ember-cli-htmlbars to v6.1.1 (#5206)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -80,7 +80,7 @@
     "ember-cli-deprecation-workflow": "2.1.0",
     "ember-cli-fastboot": "3.3.2",
     "ember-cli-head": "2.0.0",
-    "ember-cli-htmlbars": "6.1.0",
+    "ember-cli-htmlbars": "6.1.1",
     "ember-cli-inject-live-reload": "2.1.0",
     "ember-cli-mirage": "2.4.0",
     "ember-cli-notifications": "8.0.0",