Release finschia-js v0.8.0 (#89)

* chore: update changelog for v0.8.0

Signed-off-by: zemyblue <[email protected]>

* chore: update readme

Signed-off-by: zemyblue <[email protected]>

* chore: update finschia package version to v0.8.0

Signed-off-by: zemyblue <[email protected]>

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Signed-off-by: zemyblue <[email protected]>

chore: update finschia package version for test. (#85)

Signed-off-by: zemyblue <[email protected]>

chore: update package version to v0.8.0-rc0 (#73)

* chore: add changelog of #69

Signed-off-by: zemyblue <[email protected]>

* chore: update a package version of @lbmjs/finschia`

Signed-off-by: zemyblue <[email protected]>

* fix: local test error of `Tx2Extension`

Signed-off-by: zemyblue <[email protected]>

* chore: update gitignore

Signed-off-by: zemyblue <[email protected]>

* chore: update changelog for this PR.

Signed-off-by: zemyblue <[email protected]>

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Signed-off-by: zemyblue <[email protected]>