fix: convert git+https URL in package.json to https

lib/get-config.js

@@ -2,6 +2,7 @@ const {castArray, pickBy, isUndefined, isNull, isString, isPlainObject} = requir
 const readPkgUp = require('read-pkg-up');
 const cosmiconfig = require('cosmiconfig');
 const resolveFrom = require('resolve-from');
+const gitUrlParse = require('git-url-parse');
 const debug = require('debug')('semantic-release:config');
 const {repoUrl, verifyAuth} = require('./git');
 const PLUGINS_DEFINITIONS = require('./definitions/plugins');
@@ -61,6 +62,13 @@ module.exports = async (opts, logger) => {
 };
 
 async function pkgRepoUrl() {
-  const {pkg} = await readPkgUp();
-  return pkg && pkg.repository ? pkg.repository.url : undefined;
+  const {pkg} = await readPkgUp({normalize: false});
+  const repositoryUrl = pkg && (isPlainObject(pkg.repository) ? pkg.repository.url : pkg.repository);
+
+  if (repositoryUrl) {
+    const {protocols} = gitUrlParse(repositoryUrl);
+    return `${gitUrlParse(repositoryUrl).toString(
+      protocols.includes('https') ? 'https' : protocols.includes('http') ? 'http' : undefined
+    )}${protocols.includes('https') || protocols.includes('http') ? '.git' : ''}`;
+  }
 }