More stray link fixes

Author: benjyw

docs/docs/using-pants/key-concepts/backends.mdx

@@ -87,9 +87,9 @@ The list of all backends (both stable and experimental) is also available via `p
 | `pants.backend.experimental.java.lint.google_java_format`          | Enables Google Java Format.                                                                                                                           | [Java & Scala overview](../../jvm/java-and-scala.mdx)                                               |
 | `pants.backend.experimental.javascript`                            | Enables core JavaScript support.                                                                                                                      |                                                                                                       |
 | `pants.backend.experimental.javascript.lint.prettier`              | Enables Prettier, a JavaScript (and more) autoformatter: [https://prettier.io](https://prettier.io)                                                   |                                                                                                       |
-| `pants.backend.experimental.kotlin`                                | Enables core Kotlin support                                                                                                                           | [Kotlin](../../java-and-scala/kotlin.mdx)                                                             |
-| `pants.backend.experimental.kotlin.debug_goals`                    | Enables additional goals for introspecting Kotlin targets                                                                                             | [Kotlin](../../java-and-scala/kotlin.mdx)                                                             |
-| `pants.backend.experimental.kotlin.lint.ktlint`                    | Enables ktlint, an anti-bikeshedding linter with built-in formatter: [https://pinterest.github.io/ktlint/](https://pinterest.github.io/ktlint/)       | [Kotlin](../../java-and-scala/kotlin.mdx)                                                             |
+| `pants.backend.experimental.kotlin`                                | Enables core Kotlin support                                                                                                                           | [Kotlin](../../jvm/kotlin.mdx)                                                             |
+| `pants.backend.experimental.kotlin.debug_goals`                    | Enables additional goals for introspecting Kotlin targets                                                                                             | [Kotlin](../../jvm/kotlin.mdx)                                                             |
+| `pants.backend.experimental.kotlin.lint.ktlint`                    | Enables ktlint, an anti-bikeshedding linter with built-in formatter: [https://pinterest.github.io/ktlint/](https://pinterest.github.io/ktlint/)       | [Kotlin](../../jvm/kotlin.mdx)                                                             |
 | `pants.backend.experimental.openapi`                               | Enables core OpenAPI support: [https://swagger.io/specification/](https://swagger.io/specification/)                                                  | [`openapi`](../../../reference/subsystems/openapi.mdx)                                                |
 | `pants.backend.experimental.openapi.codegen.java`                  | Enables generating Java from OpenAPI                                                                                                                  |                                                                                                       |
 | `pants.backend.experimental.openapi.lint.openapi_format`           | Enables openapi-format: [https://github.com/thim81/openapi-format](https://github.com/thim81/openapi-format)                                          |                                                                                                       |