Release/6.0

Fixed incorrect package name

Merge some pending pull requests

- Merge pull request https://github.com/mibrito707/cordova-plugin-secure-storage-echo/pull/41
- Fix issue https://github.com/mibrito707/cordova-plugin-secure-storage-echo/issues/30

- Merge pull request https://github.com/mibrito707/cordova-plugin-secure-storage-echo/pull/40
- Fix issue https://github.com/mibrito707/cordova-plugin-secure-storage-echo/issues/24

Added retro-compatibility option for data encrypted with old cipher - merge pull request mibrito707/cordova-plugin-secure-storage-echo/pull/36

public store method for other plugin use - merge pull request mibrito707/cordova-plugin-secure-storage-echo/pull/33

Implemented BiometricPrompt#setDeviceCredentialAllowed for API 29 and above - merge pull request mibrito707/cordova-plugin-secure-storage-echo/pull/21

Added KeyPermanentlyInvalidatedException handling - merge pull request mibrito707/cordova-plugin-secure-storage-echo/pull/28