Enable consistent-type-imports typescript eslint rule

Some background on this rule: https://typescript-eslint.io/blog/consistent-type-imports-and-exports-why-and-how/

Originally this was just for matrix-js-sdk: matrix-org/matrix-js-sdk#4611

Author: hughns

typescript.js

@@ -97,5 +97,8 @@ module.exports = {
 
         // Prevent invalid non-type re-exports of types, these can cause downstream build failures
         "@typescript-eslint/consistent-type-exports": ["error"],
+
+        // Prevent unnecessary runtime dependencies between files
+        "@typescript-eslint/consistent-type-imports": ["error", { fixStyle: "inline-type-imports" }],
     },
 };