chore: update default ignite config

1. Use open as denom
2. Disable openapi generation

config.yml

@@ -1,22 +1,42 @@
 version: 1
+validation: sovereign
+
 accounts:
-- name: validator
-  coins:
-    - 200000000stake
-- name: faucet
-  coins:
-    - 2000000000000uopen
-client:
-  openapi:
-    path: docs/static/openapi.yml
+  - name: alice
+    mnemonic: 'near smoke great nasty alley food crush nurse rubber say danger search employ under gaze today alien eager risk letter drum relief sponsor current'
+    # address: source1m4f5a896t7fzd9vc7pfgmc3fxkj8n24s68fcw9
+    coins:
+      - 100000open
+  - name: bob
+    mnemonic: 'kingdom race grab ask size settle gesture vendor certain purpose clump gauge firm kiwi muffin term hello addict laugh tornado copper all sheriff reflect'
+    # address: source1wjj5v5rlf57kayyeskncpu4hwev25ty645p2et
+    coins:
+      - 100000open
+  - name: charlie
+    mnemonic: 'violin foster walnut trial jungle lucky reward odor loud cube spend jaguar ketchup ramp shock south omit cliff twice release sample hover tribe hair'
+    # address: source14shhdf9p668r8m6qqxwmg5rm8dpr7tfm659j4l
+    coins:
+      - 100000open
+  - name: frank
+    mnemonic: 'trophy space shove poverty armor trap foil siege poem keen cancel device garage item desert mention school multiply viable practice silent push flip blame'
+    # address: source1n34fvpteuanu2nx2a4hql4jvcrcnal3gsrjppy
+    coins:
+      - 100000open
+  - name: victor
+    mnemonic: 'divert tenant reveal hire thing jar carry lonely magic oak audit fiber earth catalog cheap merry print clown portion speak daring giant weird slight'
+    # address: source1cy0p47z24ejzvq55pu3lesxwf73xnrnd0lyxme
+    coins:
+      - 200000000open
+
 faucet:
-  name: faucet
+  name: frank
   coins:
-    - 100000uopen
+    - 100000open
 
 validators:
-- name: validator
-  bonded: 200000000stake
+  - name: victor
+    # address: sourcevaloper1cy0p47z24ejzvq55pu3lesxwf73xnrnd0pzkqm
+    bonded: 100000000open
 
 build:
   main: cmd/sourcehubd