Update runtime.mdx

Some re-wording and punctuation.

Author: palozano

pages/runtime.mdx

@@ -36,8 +36,8 @@ The Wasmer Runtime supports multiple backends, depending on your needs:
 ### Integration backends:
 
 - **Browser**: it allows running Wasmer fully in the browser (via `wasm-bindgen`).
-- **JavascriptCore**: it allows running Wasmer using the WebAssembly engine inside JavascriptCore
-- **V8**: it allows running Wasmer using the WebAssembly engine inside V8 (can be run interpreter or with JIT)
-- **WAMR**: it allows running Wasmer using the WAMR interpreter
-- **wasmi**: it allows running the wasmi interpreter
+- **JavascriptCore**: it allows running Wasmer using the WebAssembly engine inside JavascriptCore.
+- **V8**: it allows running Wasmer using the WebAssembly engine inside V8 (can be run as an interpreter with JIT).
+- **WAMR**: it allows running Wasmer using the WAMR interpreter.
+- **wasmi**: it allows running the wasmi interpreter.