minor #38571 [Contracts] add branch-aliases for dev-main (nicolas-grekas)

This PR was merged into the 4.4 branch.

Discussion
----------

[Contracts] add branch-aliases for dev-main

| Q             | A
| ------------- | ---
| Branch?       | 4.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

symfony/contracts is still using a "main" branch so we need to alias it for composer to know which version this maps to.

Commits
-------

969f3c217b [Contracts] add branch-aliases for dev-main

src/Symfony/Contracts/Cache/composer.json

@@ -33,6 +33,9 @@
         }
     },
     "extra": {
-        "branch-version": "1.1"
+        "branch-version": "1.1",
+        "branch-alias": {
+            "dev-main": "1.1-dev"
+        }
     }
 }

src/Symfony/Contracts/EventDispatcher/composer.json

@@ -33,6 +33,9 @@
         }
     },
     "extra": {
-        "branch-version": "1.1"
+        "branch-version": "1.1",
+        "branch-alias": {
+            "dev-main": "1.1-dev"
+        }
     }
 }

src/Symfony/Contracts/HttpClient/composer.json

@@ -32,6 +32,9 @@
         }
     },
     "extra": {
-        "branch-version": "1.1"
+        "branch-version": "1.1",
+        "branch-alias": {
+            "dev-main": "1.1-dev"
+        }
     }
 }

src/Symfony/Contracts/Service/composer.json

@@ -33,6 +33,9 @@
         }
     },
     "extra": {
-        "branch-version": "1.1"
+        "branch-version": "1.1",
+        "branch-alias": {
+            "dev-main": "1.1-dev"
+        }
     }
 }

src/Symfony/Contracts/Translation/composer.json

@@ -32,6 +32,9 @@
         }
     },
     "extra": {
-        "branch-version": "1.1"
+        "branch-version": "1.1",
+        "branch-alias": {
+            "dev-main": "1.1-dev"
+        }
     }
 }

src/Symfony/Contracts/composer.json

@@ -46,6 +46,9 @@
     },
     "minimum-stability": "dev",
     "extra": {
-        "branch-version": "1.1"
+        "branch-version": "1.1",
+        "branch-alias": {
+            "dev-main": "1.1-dev"
+        }
     }
 }