ci: Use sdk-build v1.4.3

This commit updates the CI workflow to use the sdk-build v1.4.3 image,
which includes openssl and libidn2 MinGW-w64 libraries required for
building wget for Windows.

Signed-off-by: Stephanos Ioannidis <root@stephanos.io>

Author: stephanosio

.github/workflows/ci.yml

@@ -269,7 +269,7 @@ jobs:
           MATRIX_HOSTS+='{
               "name": "linux-x86_64",
               "runner": "zephyr-runner-v2-linux-x64-4xlarge",
-              "container": "ghcr.io/zephyrproject-rtos/sdk-build:v1.4.2",
+              "container": "ghcr.io/zephyrproject-rtos/sdk-build:v1.4.3",
               "archive": "tar.xz"
             },'
         fi
@@ -278,7 +278,7 @@ jobs:
           MATRIX_HOSTS+='{
               "name": "linux-aarch64",
               "runner": "zephyr-runner-v2-linux-arm64-4xlarge",
-              "container": "ghcr.io/zephyrproject-rtos/sdk-build:v1.4.2",
+              "container": "ghcr.io/zephyrproject-rtos/sdk-build:v1.4.3",
               "archive": "tar.xz"
             },'
         fi
@@ -305,7 +305,7 @@ jobs:
           MATRIX_HOSTS+='{
               "name": "windows-x86_64",
               "runner": "zephyr-runner-v2-linux-x64-4xlarge",
-              "container": "ghcr.io/zephyrproject-rtos/sdk-build:v1.4.2",
+              "container": "ghcr.io/zephyrproject-rtos/sdk-build:v1.4.3",
               "archive": "7z"
             },'
         fi