Update San Diego OWNERS with random intro contributors.

sandiego/OWNERS

@@ -3,16 +3,55 @@
 reviewers:
   - alisondy
   - ameukam
+  - ashutoshkumarsinha
+  - bob-bins
+  - brandon-mcrae-hs
+  - chirimo
   - chris-short
+  - davidmukiibi
+  - editaxz
+  - gkarthiks
   - guineveresaenger
+  - ij0516
+  - jmulhern
+  - kartik-karz
+  - katsew
   - markyjackson-taulia
+  - matsu1235
   - mrbobbytables
+  - nikhilprathapani
+  - paavininanda
+  - phenixblue
   - raelga
+  - rajula96reddy
+  - shyaamsn
+  - tusharsappal
+  - Xiaodandan2722
+
 approvers:
   - alisondy
+  - amarnathkarthik
   - ameukam
+  - AnkitPurohit01
+  - capsmalt
   - chris-short
+  - cyberblack28
+  - fstrudel
   - guineveresaenger
+  - irbull
+  - kylix3511
+  - mangelajo
   - markyjackson-taulia
+  - morosawamikihito
+  - mosabua
   - mrbobbytables
+  - muthu-s
+  - nin2yasu
+  - nullck
+  - petermbenjamin
   - raelga
+  - rochesterinnyc
+  - sameerkhan2k1
+  - secretasian29
+  - Techgirl1800
+  - tommyp1ckles