Updates minimum skrl version to 1.4.3 (#3053)

# Description

Update minimum skrl version to 1.4.3 to solve 
* https://github.com/isaac-sim/IsaacLab/issues/3017
* https://github.com/isaac-sim/IsaacLab/issues/3018

scripts/reinforcement_learning/skrl/play.py

@@ -75,7 +75,7 @@ import skrl
 from packaging import version
 
 # check for minimum supported skrl version
-SKRL_VERSION = "1.4.2"
+SKRL_VERSION = "1.4.3"
 if version.parse(skrl.__version__) < version.parse(SKRL_VERSION):
     skrl.logger.error(
         f"Unsupported skrl version: {skrl.__version__}. "

scripts/reinforcement_learning/skrl/train.py

@@ -71,7 +71,7 @@ import skrl
 from packaging import version
 
 # check for minimum supported skrl version
-SKRL_VERSION = "1.4.2"
+SKRL_VERSION = "1.4.3"
 if version.parse(skrl.__version__) < version.parse(SKRL_VERSION):
     skrl.logger.error(
         f"Unsupported skrl version: {skrl.__version__}. "

source/isaaclab_rl/setup.py

@@ -40,7 +40,7 @@ PYTORCH_INDEX_URL = ["https://download.pytorch.org/whl/cu128"]
 # Extra dependencies for RL agents
 EXTRAS_REQUIRE = {
     "sb3": ["stable-baselines3>=2.6", "tqdm", "rich"],  # tqdm/rich for progress bar
-    "skrl": ["skrl>=1.4.2"],
+    "skrl": ["skrl>=1.4.3"],
     "rl-games": ["rl-games==1.6.1", "gym"],  # rl-games still needs gym :(
     "rsl-rl": ["rsl-rl-lib==2.3.3"],
 }