docs: update changelog and doc index

(cherry picked from commit 1a0c5a4)

Author: SimonThormeyer

CHANGELOG.md

@@ -296,6 +296,13 @@
 
   Affected platforms: all
 
+## v9.3.3 - 2026-03-31
+
+### Bug Fixes
+
+- no more errors when deleting non-existent credential
+  ([aa0195c](https://github.com/wireapp/core-crypto/commit/fbe5735e55fd61ec4544795f6dfe6208a27c73be))
+
 ## v9.3.2 - 2026-03-18
 
 ### Bug Fixes

docs/index.md

@@ -23,6 +23,7 @@ input, and confirm by "run workflow" below the input. Note that deployment depen
 |            | TypeScript                                                 | Kotlin                                                  | Swift                                            | Rust                                   |
 | ---------- | ---------------------------------------------------------- | ------------------------------------------------------- | ------------------------------------------------ | -------------------------------------- |
 | **main**   | [TypeScript](./main/typescript/)                           | [Kotlin](./main/kotlin/)                                | [Swift](./main/swift/)                           | [Rust](./main/rust/core_crypto/)       |
+| **v9.3.3** | [TypeScript](./v9.3.3/typescript)                          | [Kotlin](./v9.3.3/kotlin/)                              | [Swift](./v9.3.3/swift)                          | [Rust](./v9.3.3/rust/core_crypto)      |
 | **v9.3.2** | [TypeScript](./v9.3.2/typescript)                          | [Kotlin](./v9.3.2/kotlin/)                              | [Swift](./v9.3.2/swift)                          | [Rust](./v9.3.2/rust/core_crypto)      |
 | **v9.3.1** | [TypeScript](./v9.3.1/typescript)                          | [Kotlin](./v9.3.1/kotlin/)                              | [Swift](./v9.3.1/swift)                          | [Rust](./v9.3.1/rust/core_crypto)      |
 | **v9.3.0** | [TypeScript](./v9.3.0/typescript)                          | [Kotlin](./v9.3.0/kotlin/)                              | [Swift](./v9.3.0/swift)                          | [Rust](./v9.3.0/rust/core_crypto)      |