Bump git from 1.7.0 to 1.13.0

Bumps [git](https://github.com/ruby-git/ruby-git) from 1.7.0 to 1.13.0.
- [Release notes](https://github.com/ruby-git/ruby-git/releases)
- [Changelog](https://github.com/ruby-git/ruby-git/blob/master/CHANGELOG.md)
- [Commits](ruby-git/ruby-git@v1.7.0...v1.13.0)

---
updated-dependencies:
- dependency-name: git
  dependency-type: direct:production
...

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

Gemfile.lock

@@ -73,8 +73,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     airbrussh (1.4.0)
       sshkit (>= 1.6.1, != 1.7.0)
     arel (9.0.0)
@@ -228,7 +228,8 @@ GEM
     fugit (1.3.5)
       et-orbi (~> 1.1, >= 1.1.8)
       raabro (~> 1.1)
-    git (1.7.0)
+    git (1.13.0)
+      addressable (~> 2.8)
       rchardet (~> 1.8)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
@@ -383,7 +384,6 @@ GEM
     passenger (6.0.4)
       rack
       rake (>= 0.8.1)
-    pr_geohash (1.0.0)
     pry (0.13.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
@@ -552,12 +552,6 @@ GEM
       activesupport
       mods (~> 2.2)
     stomp (1.4.9)
-    sunspot (2.5.0)
-      pr_geohash (~> 1.0)
-      rsolr (>= 1.1.1, < 3)
-    sunspot_rails (2.5.0)
-      rails (>= 3)
-      sunspot (= 2.5.0)
     sunspot_solr (2.5.0)
     sxp (1.1.0)
       rdf (~> 3.1)
@@ -646,7 +640,6 @@ DEPENDENCIES
   simplecov-json
   simplecov-rcov
   sprockets (~> 3.7.2)
-  sunspot_rails
   sunspot_solr
   therubyracer
   turbolinks