[EC-271] Refactor CryptoService - move symmetric encryption to EncryptService (#3042)

* move decryptFromBytes, decryptToBytes, and encryptToBytes from CryptoService to EncryptService
* leave redirects in CryptoService
* combine encryptService decryptFromBytes and decryptToBytes methods
* move parsing logic into EncArrayBuffer
* add tests

libs/common/spec/test.setup.ts

@@ -1,5 +1,27 @@
 import { webcrypto } from "crypto";
 
+import { toEqualBuffer } from "./matchers/toEqualBuffer";
+
 Object.defineProperty(window, "crypto", {
   value: webcrypto,
 });
+
+// Add custom matchers
+
+expect.extend({
+  toEqualBuffer: toEqualBuffer,
+});
+
+interface CustomMatchers<R = unknown> {
+  toEqualBuffer(expected: Uint8Array | ArrayBuffer): R;
+}
+
+/* eslint-disable */
+declare global {
+  namespace jest {
+    interface Expect extends CustomMatchers {}
+    interface Matchers<R> extends CustomMatchers<R> {}
+    interface InverseAsymmetricMatchers extends CustomMatchers {}
+  }
+}
+/* eslint-enable */