[monorepo] run Jenkins cleanup in parallel (#29015)

GitOrigin-RevId: 5e0df1cec874950b91edf86a2ca40b358366a897

server-ce/test/Jenkinsfile

@@ -362,7 +362,7 @@ pipeline {
       dir('server-pro') {
         sh 'make clean'
       }
-      sh 'make clean_jenkins'
+      sh 'make clean_jenkins -j10'
     }
   }
 }

services/contacts/Jenkinsfile

@@ -98,7 +98,7 @@ pipeline {
       dir('services/contacts') {
         sh 'make clean'
       }
-      sh 'make clean_jenkins'
+      sh 'make clean_jenkins -j10'
     }
   }
 }

services/git-bridge/Jenkinsfile

@@ -77,7 +77,7 @@ pipeline {
       dir('services/git-bridge') {
         sh 'make clean_ci'
       }
-      sh 'make clean_jenkins'
+      sh 'make clean_jenkins -j10'
     }
   }
 }

services/web/.storybook/Jenkinsfile

@@ -50,7 +50,7 @@ pipeline {
   post {
     cleanup {
       sh 'rm -rf services/web/data/storybook/'
-      sh 'make clean_jenkins'
+      sh 'make clean_jenkins -j10'
     }
   }
 }

services/web/Jenkinsfile

@@ -336,7 +336,7 @@ pipeline {
       dir('services/web') {
         sh 'make clean -j10'
       }
-      sh 'make clean_jenkins'
+      sh 'make clean_jenkins -j10'
     }
   }
 }