[Library | new-theme]: Sorted Advanced filters alphabetically | Added "pid" in advanced filters for Datasource | Organization lannding: projects tab: Added number of selected values in funder filter.

1. projects-in-modal.component.ts: Added the missing number of selected values next to the filter name - on updateFilters() method, update filter.countSelectedValues.
2. searchFields.ts:
   a. Added pid in  DATASOURCE_ADVANCED_FIELDS.
   b. Added method "sortFieldsByName()" to sort fields by name and leave "q" filter (Any field) first.
3. searchAll.component.ts & searchDataProviders.component.ts & searchResearchResults.component.ts & searchProjects.component.ts & searchOrganizations.component.ts: Added "this.searchFields.sortFieldsByName(this.fieldIds, this.fieldIdsMap);" to sort advanced fields alphabetically.

explore/src/app/openaireLibrary

@@ -1 +1 @@
-Subproject commit 18b403bec044e2b4c803f9a19d54f9e0e408c3d9
+Subproject commit 428a48223aa5066fc2161aef0b7c858c0439c9fb