chore(scripts): add tsconfig.json for scripts directory

Configure TypeScript for scripts directory with noEmit option and
exclude sdk-coin-generator directory.

Issue: BTC-1933

Author: OttoAllmendinger

scripts/tsconfig.json

@@ -0,0 +1,7 @@
+{
+  "extends": "../tsconfig.json",
+  "compilerOptions": {
+    "noEmit": true
+  },
+  "exclude": ["sdk-coin-generator"]
+}