Update dependencies. (#13778)

vendor/github.com/olivere/elastic/CONTRIBUTORS

@@ -23,6 +23,7 @@ André Bierlein [@ligustah](https://github.com/ligustah)
 Andrew Dunham [@andrew-d](https://github.com/andrew-d)
 Andrew Gaul [@andrewgaul](https://github.com/andrewgaul)
 Andy Walker [@alaska](https://github.com/alaska)
+Arpit Agarwal [@arpiagar](https://github.com/arpiagar)
 Arquivei [@arquivei](https://github.com/arquivei)
 Artemiy Elozhenko [@artezh](https://github.com/artezh)
 arthurgustin [@arthurgustin](https://github.com/arthurgustin)
@@ -42,6 +43,7 @@ Cat [@cat-turner](https://github.com/cat-turner)
 César Jiménez [@cesarjimenez](https://github.com/cesarjimenez)
 cforbes [@cforbes](https://github.com/cforbes)
 張泰瑋(Chang Tai Wei) [@david30907d](https://github.com/david30907d)
+cheshire [@NikitaSerenko](https://github.com/NikitaSerenko)
 Chris M [@tebriel](https://github.com/tebriel)
 Chris Rice [@donutmonger](https://github.com/donutmonger)
 Claudiu Olteanu [@claudiuolteanu](https://github.com/claudiuolteanu)
@@ -58,10 +60,13 @@ Daniel Heckrath [@DanielHeckrath](https://github.com/DanielHeckrath)
 Daniel Imfeld [@dimfeld](https://github.com/dimfeld)
 Daniel Santos [@danlsgiga](https://github.com/danlsgiga)
 David Emanuel Buchmann [@wuurrd](https://github.com/wuurrd)
+diacone [@diacone](https://github.com/diacone)
 Diego Becciolini [@itizir](https://github.com/itizir)
 Dwayne Schultz [@myshkin5](https://github.com/myshkin5)
+Elizabeth Jarrett [@mejarrett](https://github.com/mejarrett)
 Elliot Williams [@elliotwms](https://github.com/elliotwms)
 Ellison Leão [@ellisonleao](https://github.com/ellisonleao)
+Emil Gedda [@EmilGedda](https://github.com/EmilGedda)
 Erik Grinaker [@erikgrinaker](https://github.com/erikgrinaker)
 Erwin [@eticzon](https://github.com/eticzon)
 Etienne Lafarge [@elafarge](https://github.com/elafarge)
@@ -82,9 +87,11 @@ Han Yu [@MoonighT](https://github.com/MoonighT)
 Harmen [@alicebob](https://github.com/alicebob)
 Harrison Wright [@wright8191](https://github.com/wright8191)
 Henry Clifford [@hcliff](https://github.com/hcliff)
+Henry Stern [@hstern](https://github.com/hstern)
 Igor Dubinskiy [@idubinskiy](https://github.com/idubinskiy)
 initialcontext [@initialcontext](https://github.com/initialcontext)
 Isaac Saldana [@isaldana](https://github.com/isaldana)
+Ishan Jain [@ishanjain28](https://github.com/ishanjain28)
 J Barkey Wolf [@jjhbw](https://github.com/jjhbw)
 Jack Lindamood [@cep21](https://github.com/cep21)
 Jacob [@jdelgad](https://github.com/jdelgad)
@@ -108,6 +115,7 @@ Josh Chorlton [@jchorl](https://github.com/jchorl)
 Jpnock [@Jpnock](https://github.com/Jpnock)
 jun [@coseyo](https://github.com/coseyo)
 Junpei Tsuji [@jun06t](https://github.com/jun06t)
+Karen Yang [@kyangtt](https://github.com/kyangtt)
 kartlee [@kartlee](https://github.com/kartlee)
 Keith Hatton [@khatton-ft](https://github.com/khatton-ft)
 kel [@liketic](https://github.com/liketic)
@@ -135,6 +143,7 @@ naimulhaider [@naimulhaider](https://github.com/naimulhaider)
 Naoya Yoshizawa [@azihsoyn](https://github.com/azihsoyn)
 navins [@ishare](https://github.com/ishare)
 Naoya Tsutsumi [@tutuming](https://github.com/tutuming)
+Nathan Lacey [@nlacey](https://github.com/nlacey)
 NeoCN [@NeoCN](https://github.com/NeoCN)
 Nicholas Wolff [@nwolff](https://github.com/nwolff)
 Nick K [@utrack](https://github.com/utrack)
@@ -147,6 +156,7 @@ Paul Oldenburg [@lr-paul](https://github.com/lr-paul)
 Pete C [@peteclark-ft](https://github.com/peteclark-ft)
 Peter Nagy [@nagypeterjob](https://github.com/nagypeterjob)
 Paolo [@ppiccolo](https://github.com/ppiccolo)
+Igor Panychek [@panychek](https://github.com/panychek)
 Radoslaw Wesolowski [@r--w](https://github.com/r--w)
 Rafał Gałus [@rgalus](https://github.com/rgalus)
 rchicoli [@rchicoli](https://github.com/rchicoli)
@@ -157,6 +167,7 @@ Sacheendra talluri [@sacheendra](https://github.com/sacheendra)
 Sean DuBois [@Sean-Der](https://github.com/Sean-Der)
 Sagan Yaroslav [@sgnrslv](https://github.com/sgnrslv)
 Shalin LK [@shalinlk](https://github.com/shalinlk)
+Simon Schneider [@raynigon](https://github.com/raynigon)
 singham [@zhaochenxiao90](https://github.com/zhaochenxiao90)
 Slawomir CALUCH [@slawo](https://github.com/slawo)
 soarpenguin [@soarpenguin](https://github.com/soarpenguin)