feat(lambda-function-url): URL releaser component

.changelog/3187.txt

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+```release-note:feature
+plugin/lambda-function-url: Adds a new plugin and `releaser` component. This leverages Lambda URLs.
+```

builtin/aws/lambda/function_url/plugin.go

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+package function_url
+
+import (
+	sdk "github.com/hashicorp/waypoint-plugin-sdk"
+)
+
+//go:generate protoc -I ../../../../.. -I ../../../../thirdparty/proto --go_out=../../../../.. waypoint/builtin/aws/lambda/function_url/plugin.proto
+
+// Options are the SDK options to use for instantiation for the plugin.
+var Options = []sdk.Option{
+	sdk.WithComponents(&Releaser{}),
+}

builtin/aws/lambda/function_url/plugin.proto

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+syntax = "proto3";
+
+package function_url;
+
+option go_package = "waypoint/builtin/aws/lambda/function_url";
+
+import "opaqueany/any.proto";
+
+message Release {
+    // The function's public url
+    string url = 1;
+
+    // The AWS region the function is deployed in
+    string region = 2;
+
+    // The ARN for the Lambda function itself.
+    string func_arn = 3;
+
+    // The ARN for the version of the Lambda function this deployment uses.
+    string ver_arn = 4;
+
+    opaqueany.Any resource_state = 5;
+  }
+
+  // Resource contains the internal resource states.
+  message Resource {
+    message FunctionUrl {
+      string url = 1;
+    }
+  }

builtin/aws/lambda/function_url/release.go

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+package function_url
+
+import "github.com/hashicorp/waypoint-plugin-sdk/component"
+
+func (r *Release) URL() string { return r.Url }
+
+var _ component.Release = (*Release)(nil)