Fix typo and use existing script commands

Signed-off-by: lovesh <lovesh.bond@gmail.com>

README.md

@@ -1313,4 +1313,4 @@ The Circom programs and corresponding R1CS and WASM files for the tests are [her
 
 The composite proof system is used to implement anonymous credentials. See [here](src/anonymous-credentials/) for details.
 
-[Slides](https://www.slideshare.net/SSIMeetup/anonymous-credentials-with-range-proofs-verifiable-encryption-zksnarks-circom-support-and-blinded-issuance-lovesh-harchandani) and [video](https://www.youtube.com/watch?v=e_E_6Fx5dro) for a presentation given at SSI meetup. Mostl of the presentation goes over the code, mostly anonymous credentials from this library.  
+[Slides](https://www.slideshare.net/SSIMeetup/anonymous-credentials-with-range-proofs-verifiable-encryption-zksnarks-circom-support-and-blinded-issuance-lovesh-harchandani) and [video](https://www.youtube.com/watch?v=e_E_6Fx5dro) for a presentation given at SSI meetup. Most of the presentation goes over the code, mostly anonymous credentials from this library.  

package.json

@@ -20,7 +20,7 @@
     "test-bbs+": "TEST_SIGNATURE_SCHEME=BBS+ yarn jest",
     "test-ps": "TEST_SIGNATURE_SCHEME=PS yarn jest",
     "test-bbdt16": "TEST_SIGNATURE_SCHEME=BBDT16 yarn jest",
-    "test-all": "TEST_SIGNATURE_SCHEME=BBS yarn jest; TEST_SIGNATURE_SCHEME=BBS+ yarn jest; TEST_SIGNATURE_SCHEME=PS yarn jest; TEST_SIGNATURE_SCHEME=BBDT16 yarn jest",
+    "test-all": "yarn test-bbs && yarn test-bbs+ && yarn test-ps && yarn test-bbdt16",
     "typedoc": "typedoc src --plugin typedoc-github-theme --out __typedoc__"
   },
   "license": "Apache-2.0",

tests/anonymous-credentials/presentation.spec.ts

@@ -63,9 +63,8 @@ import {
   getExampleSchema,
   getKeys,
   setupPrefilledAccum,
-  verifyCred, writeSerializedObject
+  verifyCred
 } from './utils';
-import exp = require('node:constants');
 
 // Setting it to false will make the test run the SNARK setups making tests quite slow
 const loadSnarkSetupFromFiles = true;
@@ -1893,8 +1892,6 @@ describe.each([true, false])(
       checkResult(pres1.verify([pk1, pk2, pk3], acc, pp));
 
       checkPresentationJson(pres1, [pk1, pk2, pk3], acc, pp);
-
-      writeSerializedObject(pres1, `${Scheme.toLowerCase()}-presentation-0.10.0.json`);
     });
 
     it('from a credential with subject as an array `credential5`', () => {