Add missing reset_configuration

Author: tagliala

spec/finds_asset_paths_spec.rb

@@ -4,6 +4,10 @@
 require "inline_svg"
 
 describe InlineSvg::FindsAssetPaths do
+  after do
+    InlineSvg.reset_configuration!
+  end
+
   context "when sprockets finder returns an object which supports only the pathname method" do
     it "returns fully qualified file paths from Sprockets" do
       sprockets = double('SprocketsDouble')

spec/inline_svg_spec.rb

@@ -21,6 +21,10 @@ def self.named(filename); end
 
 describe InlineSvg do
   describe "configuration" do
+    after do
+      InlineSvg.reset_configuration!
+    end
+
     context "when a block is not given" do
       it "complains" do
         expect do