fix(sdk): use system trust store for push-to-cloud (#12485)

uv.lock

@@ -3847,6 +3847,7 @@ dependencies = [
     { name = "stackit-resourcemanager" },
     { name = "stackit-ske" },
     { name = "tabulate" },
+    { name = "truststore" },
     { name = "tzlocal" },
     { name = "uuid6" },
     { name = "zstandard" },
@@ -3969,6 +3970,7 @@ requires-dist = [
     { name = "stackit-resourcemanager", specifier = "==0.8.0" },
     { name = "stackit-ske", specifier = "==1.12.0" },
     { name = "tabulate", specifier = "==0.9.0" },
+    { name = "truststore", specifier = "==0.10.4" },
     { name = "tzlocal", specifier = "==5.3.1" },
     { name = "uuid6", specifier = "==2024.7.10" },
     { name = "zstandard", specifier = "==0.25.0" },
@@ -5237,6 +5239,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/6a/43/8bd850ee71a191bf072e31302c73a66be413fecdd98fdcd111ecbcce13ca/tomlkit-0.15.0-py3-none-any.whl", hash = "sha256:4dbc8f0fc024412b57ced8757ac7461305126a648ff8c2c807fcb8e133a78738", size = 41328, upload-time = "2026-05-10T07:38:23.517Z" },
 ]
 
+[[package]]
+name = "truststore"
+version = "0.10.4"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/53/a3/1585216310e344e8102c22482f6060c7a6ea0322b63e026372e6dcefcfd6/truststore-0.10.4.tar.gz", hash = "sha256:9d91bd436463ad5e4ee4aba766628dd6cd7010cf3e2461756b3303710eebc301", size = 26169, upload-time = "2025-08-12T18:49:02.73Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/19/97/56608b2249fe206a67cd573bc93cd9896e1efb9e98bce9c163bcdc704b88/truststore-0.10.4-py3-none-any.whl", hash = "sha256:adaeaecf1cbb5f4de3b1959b42d41f6fab57b2b1666adb59e89cb0b53361d981", size = 18660, upload-time = "2025-08-12T18:49:01.46Z" },
+]
+
 [[package]]
 name = "typing-extensions"
 version = "4.15.0"