docs: fix a typo and incorrect rendering of URLs (#2991)

Signed-off-by: Peter Jausovec <peter.jausovec@solo.io>

extensions/v1alpha1/wasm.proto

@@ -338,7 +338,7 @@ message WasmPlugin {
   FailStrategy fail_strategy = 13;
 
   // Configuration for a Wasm VM.
-  // more details can be found [here](https://www.envoyproxy.io/docs/envoy/latest/api-v3/extensions/wasm/v3/wasm.proto#extensions-wasm-v3-vmconfig).
+  // More details can be found [here](https://www.envoyproxy.io/docs/envoy/latest/api-v3/extensions/wasm/v3/wasm.proto#extensions-wasm-v3-vmconfig).
   VmConfig vm_config = 11;
 
   // TrafficSelector provides a mechanism to select a specific traffic flow
@@ -375,15 +375,20 @@ message WasmPlugin {
 }
 
 
-// PluginType indicates the type of Wasm Extension to be used. 
-// There are two types of Extensions: `HTTP` and `NETWORK`.
-// HTTP Extension work at "Layer 7"(for example as an HTTP filters in Envoy). 
-// The detailed HTTP interface for can be found at [C++] (https://github.com/proxy-wasm/proxy-wasm-cpp-host/blob/b7e690703c7f26707438a2f1ebd7c197bc8f0296/include/proxy-wasm/context_interface.h#L199)
-// and [Rust] (https://github.com/proxy-wasm/proxy-wasm-rust-sdk/blob/6b47aec926bc29971c727471d6f4c972ec407c7f/src/traits.rs#L309).
-// NETWORK Extension work at "Layer 4"(for example, as a network filter in Envoy).
-// The detailed NETWORK interface for can be found at [C++] (https://github.com/proxy-wasm/proxy-wasm-cpp-host/blob/b7e690703c7f26707438a2f1ebd7c197bc8f0296/include/proxy-wasm/context_interface.h#L257)
-// and [Rust] (https://github.com/proxy-wasm/proxy-wasm-rust-sdk/blob/6b47aec926bc29971c727471d6f4c972ec407c7f/src/traits.rs#L257).
-// The NETWORK Extension can be applied to HTTP traffic as well.
+// PluginType indicates the type of Wasm extension to be used.
+// There are two types of extensions: `HTTP` and `NETWORK`.
+//
+// The `HTTP` extension works at Layer 7 (for example, as an HTTP filter in Envoy).
+// The detailed HTTP interface can be found here:
+// - [C++](https://github.com/proxy-wasm/proxy-wasm-cpp-host/blob/b7e690703c7f26707438a2f1ebd7c197bc8f0296/include/proxy-wasm/context_interface.h#L199)
+// - [Rust](https://github.com/proxy-wasm/proxy-wasm-rust-sdk/blob/6b47aec926bc29971c727471d6f4c972ec407c7f/src/traits.rs#L309)
+//
+// The `NETWORK` extension works at Layer 4 (for example, as a network filter in Envoy).
+// The detailed `NETWORK` interface can be found here:
+// - [C++](https://github.com/proxy-wasm/proxy-wasm-cpp-host/blob/b7e690703c7f26707438a2f1ebd7c197bc8f0296/include/proxy-wasm/context_interface.h#L257)
+// - [Rust](https://github.com/proxy-wasm/proxy-wasm-rust-sdk/blob/6b47aec926bc29971c727471d6f4c972ec407c7f/src/traits.rs#L257)
+//
+// The `NETWORK` extension can be applied to HTTP traffic as well.
 enum PluginType {
   // Defaults to HTTP.
   UNSPECIFIED_PLUGIN_TYPE = 0;