fix links after abef61b (#1729)

Author: Fil

docs/imports.md

@@ -230,7 +230,7 @@ Click on any of the imported symbols below to learn more.
 <pre><code class="language-js">import * as <a href="./lib/duckdb">duckdb</a> from "npm:@duckdb/duckdb-wasm";</code></pre>
 <pre><code class="language-js">import {<a href="./lib/duckdb">DuckDBClient</a>} from "npm:@observablehq/duckdb";</code></pre>
 <pre><code class="language-js">import {<a href="./sql">sql</a>} from "npm:@observablehq/duckdb";</code></pre>
-<pre><code class="language-js">import * as <a href="./lib/inputs">Inputs</a> from "npm:@observablehq/inputs";</code></pre>
+<pre><code class="language-js">import * as <a href="./inputs/">Inputs</a> from "npm:@observablehq/inputs";</code></pre>
 <pre><code class="language-js">import <a href="./lib/mapbox-gl">mapboxgl</a> from "npm:mapbox-gl";</code></pre>
 <pre><code class="language-js">import <a href="./lib/mermaid">mermaid</a> from "npm:@observablehq/mermaid";</code></pre>
 <pre><code class="language-js">import * as <a href="./lib/plot">Plot</a> from "npm:@observablehq/plot";</code></pre>

docs/reactivity.md

@@ -267,7 +267,7 @@ My favorite baseball team is the ${team}!
 My favorite baseball team is the ${team}!
 ```
 
-The above example uses `Inputs.radio`, which is provided by [Observable Inputs](./lib/inputs). You can also implement custom inputs using arbitrary HTML. For example, here is a [range input](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/range) that lets you choose an integer between 1 and 15 (inclusive):
+The above example uses `Inputs.radio`, which is provided by [Observable Inputs](./inputs/). You can also implement custom inputs using arbitrary HTML. For example, here is a [range input](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/range) that lets you choose an integer between 1 and 15 (inclusive):
 
 ```js echo
 const n = view(html`<input type=range step=1 min=1 max=15>`);