Remove oracle testing for now

Author: vietj

.github/workflows/ci-5.x.yml

@@ -43,9 +43,6 @@ jobs:
           - os: ubuntu-latest
             jdk: 8
             profile: 'DB2-11.5'
-          - os: ubuntu-latest
-            jdk: 8
-            profile: 'Oracle-21'
           - os: ubuntu-latest
             jdk: 8
             profile: 'SQL-templates'
@@ -61,9 +58,6 @@ jobs:
           - os: ubuntu-latest
             jdk: 17
             profile: 'MSSQL-2019-latest'
-          - os: ubuntu-latest
-            jdk: 17
-            profile: 'Oracle-21'
     uses: ./.github/workflows/ci.yml
     with:
       branch: ${{ github.head_ref || github.ref_name }}

vertx-oracle-client/pom.xml

@@ -177,7 +177,7 @@
     <profile>
       <id>Java8</id>
       <activation>
-        <jdk>[1.8,17)</jdk>
+        <jdk>1.8</jdk>
       </activation>
       <build>
         <plugins>
@@ -201,7 +201,7 @@
             <configuration>
               <toolchains>
                 <jdk>
-                  <version>17</version>
+                  <version>11</version>
                 </jdk>
               </toolchains>
             </configuration>