Create the necessary mappings in the Elasticsearch documents to perform the Text Search according to the specifications

According to @amalik the current text-based search in ChEBI allows you to search by:

1. ChEBI name ✅
2. ChEBI ID ✅
3. Secondary ChEBI ID's ✅ Partial, we need to use the same analyzer as cheb_id, for now, it is possible to perform this search using the whole chebi_id, ex: CHEBI:44080 (but it should work using 44080, chEBi:44080 or chebi44080)
4. synonyms ✅
5. INN', IUPAC names and brand names ✅ For example: paracetamolum, N-(4-hydroxyphenyl)acetamide, Panadol
6. formula ✅
7. full InChI - Exact ✅
8. InChiKey - Exact ✅
9. SMILES - Exact. ✅
10. You can also search by any database identifier in ChEBI (E.g. PDBeChem, HMDB) ✅
11. CAS number, ✅
12. Reaxys registry number ✅
13. Search for entries by species name (e.g. homo sapiens). ✅