CI: Replace to ruby 3.3.0-rc1

Author: Watson1978

.github/workflows/CI.yml

@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        ruby-version: ['3.0', '3.1', '3.2', '3.3.0-preview3']
+        ruby-version: ['3.0', '3.1', '3.2', '3.3.0-rc1']
 
     name: Linux, Cassandra 4, Ruby ${{ matrix.ruby-version }}
     steps:
@@ -40,7 +40,7 @@ jobs:
 
     strategy:
       matrix:
-        ruby-version: ['3.0', '3.1', '3.2', '3.3.0-preview3']
+        ruby-version: ['3.0', '3.1', '3.2', '3.3.0-rc1']
 
     name: Linux, Cassandra 3, Ruby ${{ matrix.ruby-version }}
     steps:
@@ -64,7 +64,7 @@ jobs:
 
     strategy:
       matrix:
-        ruby-version: ['3.0', '3.1', '3.2', '3.3.0-preview3']
+        ruby-version: ['3.0', '3.1', '3.2', '3.3.0-rc1']
 
     name: macOS, Cassandra 4, Ruby ${{ matrix.ruby-version }}
     steps: