Update dependency typescript to ^3.7.5

Author: renovate-bot

package.json

@@ -154,7 +154,7 @@
     "sourcegraph": "^23.0.1",
     "tsc-watch": "^2.2.1",
     "tslint": "^5.20.1",
-    "typescript": "^3.1.6"
+    "typescript": "^3.7.5"
   },
   "dependencies": {
     "@sourcegraph/basic-code-intel": "10.0.0",

yarn.lock

@@ -5590,10 +5590,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@^3.1.6:
-  version "3.3.3333"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.3.3333.tgz#171b2c5af66c59e9431199117a3bcadc66fdcfd6"
-  integrity sha512-JjSKsAfuHBE/fB2oZ8NxtRTk5iGcg6hkYXMnZ3Wc+b2RSqejEqTaem11mHASMnFilHrax3sLK0GDzcJrekZYLw==
+typescript@^3.7.5:
+  version "3.7.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.7.5.tgz#0692e21f65fd4108b9330238aac11dd2e177a1ae"
+  integrity sha512-/P5lkRXkWHNAbcJIiHPfRoKqyd7bsyCma1hZNUGfn20qm64T6ZBlrzprymeu918H+mB/0rIg2gGK/BXkhhYgBw==
 
 unicode-canonical-property-names-ecmascript@^1.0.4:
   version "1.0.4"