Bump conductor from 3.1.7 to 3.1.8

Bumps [conductor](https://github.com/bluelinelabs/Conductor) from 3.1.7 to 3.1.8.
- [Release notes](https://github.com/bluelinelabs/Conductor/releases)
- [Commits](https://github.com/bluelinelabs/Conductor/compare/3.1.7...3.1.8)

---
updated-dependencies:
- dependency-name: com.bluelinelabs:conductor
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

app/build.gradle

@@ -207,7 +207,7 @@ dependencies {
     implementation 'io.reactivex.rxjava2:rxandroid:2.1.1'
     implementation "io.reactivex.rxjava2:rxjava:2.2.21"
 
-    implementation 'com.bluelinelabs:conductor:3.1.7'
+    implementation 'com.bluelinelabs:conductor:3.1.8'
 
     implementation "com.squareup.okhttp3:okhttp:${okhttpVersion}"
     implementation "com.squareup.okhttp3:okhttp-urlconnection:${okhttpVersion}"