feat: use the GenericError for all the errors originating from the …

…agglayer (#227)

* chore: update the versions.json

* Remove PPError interface and use the error instead

* Remove non-applicable test cases

* Rename

* test: increase UT coverage

* test: certificate status unmarshal json

* test: TestMerkleProofString

* test: TestGlobalIndexString

* test: move helper functions to a separate file

* test: TestL1InfoTreeLeafString

* test: TestClaimType

* test: parallel execution, renames