fix: reverse found commits for range

The commits are looked up for a range using log, which will
automatically start with the latest commit first. However, when
cherry-picking we want to start with the oldest commit first so we can
build on top of the commits. Otherwise, we'd easily run into conflicts.

src/git.ts

@@ -58,7 +58,7 @@ export class Git {
   ): Promise<string[]> {
     const { exitCode, stdout } = await this.git(
       "log",
-      ['--pretty=format:"%H"', range],
+      ['--pretty=format:"%H"', "--reverse", range],
       pwd,
     );
     if (exitCode !== 0) {