chore(deps): pin dependency sinon to 7.1.1

package.json

@@ -27,7 +27,7 @@
     "jest": "23.6.0",
     "lint-staged": "8.1.0",
     "prettier": "1.15.2",
-    "sinon": "^7.1.1",
+    "sinon": "7.1.1",
     "yeoman-assert": "3.1.1",
     "yeoman-test": "1.9.1"
   },

yarn.lock

@@ -4686,20 +4686,7 @@ simple-git@^1.85.0:
   dependencies:
     debug "^4.0.1"
 
-sinon@^5.0.7:
-  version "5.1.1"
-  resolved "https://registry.yarnpkg.com/sinon/-/sinon-5.1.1.tgz#19c59810ffb733ea6e76a28b94a71fc4c2f523b8"
-  integrity sha512-h/3uHscbt5pQNxkf7Y/Lb9/OM44YNCicHakcq73ncbrIS8lXg+ZGOZbtuU+/km4YnyiCYfQQEwANaReJz7KDfw==
-  dependencies:
-    "@sinonjs/formatio" "^2.0.0"
-    diff "^3.5.0"
-    lodash.get "^4.4.2"
-    lolex "^2.4.2"
-    nise "^1.3.3"
-    supports-color "^5.4.0"
-    type-detect "^4.0.8"
-
-sinon@^7.1.1:
+sinon@7.1.1:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/sinon/-/sinon-7.1.1.tgz#1202f317aa14d93cb9b69ff50b6bd49c0e05ffc9"
   integrity sha512-iYagtjLVt1vN3zZY7D8oH7dkjNJEjLjyuzy8daX5+3bbQl8gaohrheB9VfH1O3L6LKuue5WTJvFluHiuZ9y3nQ==
@@ -4714,6 +4701,19 @@ sinon@^7.1.1:
     supports-color "^5.5.0"
     type-detect "^4.0.8"
 
+sinon@^5.0.7:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/sinon/-/sinon-5.1.1.tgz#19c59810ffb733ea6e76a28b94a71fc4c2f523b8"
+  integrity sha512-h/3uHscbt5pQNxkf7Y/Lb9/OM44YNCicHakcq73ncbrIS8lXg+ZGOZbtuU+/km4YnyiCYfQQEwANaReJz7KDfw==
+  dependencies:
+    "@sinonjs/formatio" "^2.0.0"
+    diff "^3.5.0"
+    lodash.get "^4.4.2"
+    lolex "^2.4.2"
+    nise "^1.3.3"
+    supports-color "^5.4.0"
+    type-detect "^4.0.8"
+
 sisteransi@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/sisteransi/-/sisteransi-0.1.1.tgz#5431447d5f7d1675aac667ccd0b865a4994cb3ce"