[TASK] Update TravisCI test pipeline

Author: TehTux

.travis.yml

@@ -32,18 +32,24 @@ script:
 jobs:
   fast_finish: true
   include:
+    - stage: test
+      php: 7.4
+      env: TYPO3_VERSION=^10.4
     - stage: test
       php: 7.3
-      env: TYPO3_VERSION=^8.7
+      env: TYPO3_VERSION=^10.4
     - stage: test
       php: 7.2
-      env: TYPO3_VERSION=^8.7
+      env: TYPO3_VERSION=^10.4
     - stage: test
-      php: 7.1
-      env: TYPO3_VERSION=^8.7
+      php: 7.4
+      env: TYPO3_VERSION=^9.5
     - stage: test
-      php: 7.0
-      env: TYPO3_VERSION=^8.7
+      php: 7.3
+      env: TYPO3_VERSION=^9.5
+    - stage: test
+      php: 7.2
+      env: TYPO3_VERSION=^9.5
     - stage: 🚢 to TER
       if: tag IS present
       php: 7.0