update main references (#1112)

Author: v1v

.ci/jobs/fleet-server.yml

@@ -13,7 +13,7 @@
         discover-pr-forks-trust: permission
         discover-pr-origin: merge-current
         discover-tags: true
-        head-filter-regex: '(master|7\.x|7\.1\d|8\.\d+|PR-.*|v\d+\.\d+\.\d+)'
+        head-filter-regex: '(main|7\.x|7\.1\d|8\.\d+|PR-.*|v\d+\.\d+\.\d+)'
         notification-context: 'fleet-server'
         repo: fleet-server
         repo-owner: elastic

.mergify.yml

@@ -37,7 +37,7 @@ pull_request_rules:
   - name: backport patches to 8.0 branch
     conditions:
       - merged
-      - base=master
+      - base=main
       - label=backport-v8.0.0
     actions:
       backport:
@@ -65,7 +65,7 @@ pull_request_rules:
   - name: backport patches to 7.17 branch
     conditions:
       - merged
-      - base=master
+      - base=main
       - label=backport-v7.17.0
     actions:
       backport:
@@ -79,7 +79,7 @@ pull_request_rules:
   - name: backport patches to 7.16 branch
     conditions:
       - merged
-      - base=master
+      - base=main
       - label=backport-v7.16.0
     actions:
       backport:
@@ -93,7 +93,7 @@ pull_request_rules:
   - name: backport patches to 7.15 branch
     conditions:
       - merged
-      - base=master
+      - base=main
       - label=backport-v7.15.0
     actions:
       backport:
@@ -107,7 +107,7 @@ pull_request_rules:
   - name: notify the backport policy
     conditions:
       - -label~=^backport
-      - base=master
+      - base=main
     actions:
       comment:
         message: |

README.md

@@ -1,4 +1,4 @@
-[![Build Status](https://beats-ci.elastic.co/job/Ingest-manager/job/fleet-server/job/master/badge/icon)](https://beats-ci.elastic.co/job/Ingest-manager/job/fleet-server/job/master/)
+[![Build Status](https://beats-ci.elastic.co/job/Ingest-manager/job/fleet-server/job/main/badge/icon)](https://beats-ci.elastic.co/job/Ingest-manager/job/fleet-server/job/main/)
 
 # Fleet Server implementation
 

dev-tools/cherrypick_pr

@@ -57,7 +57,7 @@ def main():
                         help="Assume yes. Warning: discards local changes.")
     parser.add_argument("--continue", action="store_true",
                         help="Continue after fixing merging errors.")
-    parser.add_argument("--from_branch", default="master",
+    parser.add_argument("--from_branch", default="main",
                         help="From branch")
     parser.add_argument("--create_pr", action="store_true",
                         help="Create a PR using the Github API " +