Bump ethon from 0.15.0 to 0.18.0

Bumps [ethon](https://github.com/typhoeus/ethon) from 0.15.0 to 0.18.0.
- [Changelog](https://github.com/typhoeus/ethon/blob/master/CHANGELOG.md)
- [Commits](typhoeus/ethon@v0.15.0...v0.18.0)

---
updated-dependencies:
- dependency-name: ethon
  dependency-version: 0.18.0
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Gemfile.lock

@@ -61,8 +61,9 @@ GEM
     drb (2.2.3)
     erb (6.0.2)
     erubi (1.13.1)
-    ethon (0.15.0)
+    ethon (0.18.0)
       ffi (>= 1.15.0)
+      logger
     faraday (2.14.1)
       faraday-net_http (>= 2.0, < 3.5)
       json
@@ -253,8 +254,8 @@ GEM
     tilt (2.7.0)
     timeout (0.6.1)
     tsort (0.2.0)
-    typhoeus (1.5.0)
-      ethon (>= 0.9.0, < 0.16.0)
+    typhoeus (1.6.0)
+      ethon (>= 0.18.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     uri (1.1.1)
@@ -342,7 +343,7 @@ CHECKSUMS
   drb (2.2.3) sha256=0b00d6fdb50995fe4a45dea13663493c841112e4068656854646f418fda13373
   erb (6.0.2) sha256=9fe6264d44f79422c87490a1558479bd0e7dad4dd0e317656e67ea3077b5242b
   erubi (1.13.1) sha256=a082103b0885dbc5ecf1172fede897f9ebdb745a4b97a5e8dc63953db1ee4ad9
-  ethon (0.15.0) sha256=0809805a035bc10f54162ca99f15ded49e428e0488bcfe1c08c821e18261a74d
+  ethon (0.18.0) sha256=b598afc9f30448cb068b850714b7d6948e941476095d04f90a4ac65b8d6efcb2
   faraday (2.14.1) sha256=a43cceedc1e39d188f4d2cdd360a8aaa6a11da0c407052e426ba8d3fb42ef61c
   faraday-follow_redirects (0.5.0) sha256=5cde93c894b30943a5d2b93c2fe9284216a6b756f7af406a1e55f211d97d10ad
   faraday-gzip (3.1.0) sha256=320783690be169f9b7ddde11598b77156951343753f66a9ab98b1f6694433ff8
@@ -432,7 +433,7 @@ CHECKSUMS
   tilt (2.7.0) sha256=0d5b9ba69f6a36490c64b0eee9f6e9aad517e20dcc848800a06eb116f08c6ab3
   timeout (0.6.1) sha256=78f57368a7e7bbadec56971f78a3f5ecbcfb59b7fcbb0a3ed6ddc08a5094accb
   tsort (0.2.0) sha256=9650a793f6859a43b6641671278f79cfead60ac714148aabe4e3f0060480089f
-  typhoeus (1.5.0) sha256=120b67ed1ef515e6c0e938176db880f15b0916f038e78ce2a66290f3f1de3e3b
+  typhoeus (1.6.0) sha256=bacc41c23e379547e29801dc235cd1699b70b955a1ba3d32b2b877aa844c331d
   tzinfo (2.0.6) sha256=8daf828cc77bcf7d63b0e3bdb6caa47e2272dcfaf4fbfe46f8c3a9df087a829b
   uri (1.1.1) sha256=379fa58d27ffb1387eaada68c749d1426738bd0f654d812fcc07e7568f5c57c6
   useragent (0.16.11) sha256=700e6413ad4bb954bb63547fa098dddf7b0ebe75b40cc6f93b8d54255b173844