build: migrate to bump-my-version tool (#199)

This commit modifies the project's build to
use bump-my-version instead of bump2version
when creating a new release of the project.

Signed-off-by: Phil Adams <[email protected]>

Author: padamstx

.bumpversion.cfg

@@ -0,0 +1,18 @@
+[tool.bumpversion]
+current_version = "3.20.3"
+commit = true
+
+[[tool.bumpversion.files]]
+filename = "ibm_cloud_sdk_core/version.py"
+search = "__version__ = '{current_version}'"
+replace = "__version__ = '{new_version}'"
+
+[[tool.bumpversion.files]]
+filename = "setup.py"
+search = "__version__ = '{current_version}'"
+replace = "__version__ = '{new_version}'"
+
+[[tool.bumpversion.files]]
+filename = "README.md"
+search = "{current_version}"
+replace = "{new_version}"

.bumpversion.toml

@@ -8,7 +8,7 @@
     [
       "@semantic-release/exec", 
       {
-        "prepareCmd": "bumpversion --allow-dirty --current-version ${lastRelease.version} --new-version ${nextRelease.version} patch"
+        "prepareCmd": "bump-my-version bump --allow-dirty --current-version ${lastRelease.version} --new-version ${nextRelease.version}"
       }
     ],
     [

.releaserc

@@ -25,7 +25,7 @@ script:
 
 before_deploy:
 - pip3 install --editable .
-- pip3 install bumpversion
+- pip3 install bump-my-version
 - nvm install 18
 - npm install
 - node --version