Re-order frontend build steps

(cherry picked from commit 97ad6682f7d54af8886144bc5a179fa7242f1f1f)

build.sh

@@ -392,12 +392,6 @@ then
     fi
 fi
 
-if [ "$FRONTEND" = "YES" ];
-then
-    YarnInstall
-    RunWebpack
-fi
-
 if [ "$LINT" = "YES" ];
 then
     if [ -z "$FRONTEND" ];
@@ -408,6 +402,12 @@ then
     LintUI
 fi
 
+if [ "$FRONTEND" = "YES" ];
+then
+    YarnInstall
+    RunWebpack
+fi
+
 if [ "$PACKAGES" = "YES" ];
 then
     UpdateVersionNumber