[deploy] Make install.sh as executable script (#7862)

* [deploy] Make install.sh as executable script
* Change file and dir mode in dist

fix: #7860

dolphinscheduler-dist/src/main/assembly/dolphinscheduler-bin.xml

@@ -73,6 +73,8 @@
         <fileSet>
             <directory>${basedir}/../script</directory>
             <outputDirectory>bin</outputDirectory>
+            <fileMode>0755</fileMode>
+            <directoryMode>0755</directoryMode>
         </fileSet>
 
         <fileSet>