1) Added support for dynamic tab size. Fixes #4231

2) Fixed an issue where a long file name is not visible on the process watcher dialog. Fixes #5950

web/pgadmin/static/scss/_pgadmin.style.scss

@@ -1021,6 +1021,7 @@ table.table-empty-rows{
 .ajs-content {
   .tab-content {
     bottom: 0;
+
   }
 }
 

web/pgadmin/static/scss/_webcabin.pgadmin.scss

@@ -313,6 +313,10 @@
   max-width: 125px;
 }
 
+.wcPanelTab-dynamic {
+  max-width: 100% !important;
+}
+
 .wcPanelTabActive > div {
   width: auto !important;
   max-width: 100%;