chore: let feat commits bump the minor version pre-1.0 (#152)

Drop bump-patch-for-minor-pre-major so a feat commit bumps 0.4.3 to
0.5.0 instead of 0.4.4. Breaking changes still bump the minor (not
major) via bump-minor-pre-major while the version is below 1.0.0.

Author: ThomasK33

release-please-config.json

@@ -7,7 +7,6 @@
       "include-component-in-tag": false,
       "include-v-in-tag": true,
       "bump-minor-pre-major": true,
-      "bump-patch-for-minor-pre-major": true,
       "pull-request-title-pattern": "chore(release): ${version}",
       "pull-request-header": "The next agent-tty release. Merging this PR creates the release tag and GitHub Release and starts the publish pipeline.",
       "pull-request-footer": "Maintained by the release-please workflow. Notes are regenerated by Communique on every push to main, so manual edits to this PR are overwritten."