Bump curb from 1.0.6 to 1.0.9

Bumps [curb](https://github.com/taf2/curb) from 1.0.6 to 1.0.9.
- [Changelog](https://github.com/taf2/curb/blob/master/ChangeLog.md)
- [Commits](https://github.com/taf2/curb/commits)

---
updated-dependencies:
- dependency-name: curb
  dependency-version: 1.0.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile.lock

@@ -22,7 +22,7 @@ GEM
     crack (1.0.0)
       bigdecimal
       rexml
-    curb (1.0.6)
+    curb (1.0.9)
     diff-lcs (1.5.1)
     diffy (3.4.2)
     docile (1.4.0)