Fix number in title in release script

(it was using a calculated number, now it uses the input build number)

Author: MarmadileManteater

_scripts/releaseCordova.js

@@ -47,6 +47,7 @@ const { writeFile, rm, readFile } = require('fs/promises')
       }
     }
   })
+  const buildNumber = versionNumber.split('.').at(-1)
   if (versionNumber === 'default') {
     versionNumber = defaultVersionNumber
   }
@@ -76,7 +77,7 @@ const { writeFile, rm, readFile } = require('fs/promises')
     // message is in given arguments (a file was passed that needs to be read)
     givenArguments.message = await readFile(givenArguments.message)
   }
-  const commitMessage = `**Release ${currentRunNumber}**
+  const commitMessage = `**Release ${buildNumber}**
 
   ${givenArguments.message}