Add godot 4.3 to minimal CI

- Add Godot 4.3 to minimal CI run since Godot 4.4 beta is now the latest/nightly.
- Add feature "api-4-3" to linux-4.3 job in full CI.

Author: Yarwin

.github/workflows/full-ci.yml

@@ -344,7 +344,7 @@ jobs:
             os: ubuntu-22.04
             artifact-name: linux-4.3
             godot-binary: godot.linuxbsd.editor.dev.x86_64
-            #godot-prebuilt-patch: '4.3.x'
+            godot-prebuilt-patch: '4.3'
 
           - name: linux-4.2
             os: ubuntu-22.04

.github/workflows/minimal-ci.yml

@@ -181,6 +181,12 @@ jobs:
             godot-binary: godot.linuxbsd.editor.dev.x86_64
             godot-prebuilt-patch: '4.2.2'
 
+          - name: linux-4.3
+            os: ubuntu-22.04
+            artifact-name: linux-4.3
+            godot-binary: godot.linuxbsd.editor.dev.x86_64
+            godot-prebuilt-patch: '4.3'
+
           # Memory checkers
 
           - name: linux-memcheck