Script updates for azslc-1.8.9 on Linux aarch64 (ARM64) (#153)

Signed-off-by: Steve Pham <[email protected]>

package-system/azslc/build_config.json

@@ -40,7 +40,8 @@
             "custom_install_cmd": [
                "./install_azslc_linux.sh"
             ]
-         }
+         },
+	 "Linux-aarch64": "@Linux"
       }
    }
 }

package_build_list_host_linux-aarch64.json

@@ -8,6 +8,7 @@
         "AwsIotDeviceSdkCpp-1.15.2-rev1-linux-aarch64": "Scripts/extras/pull_and_build_from_git.py ../../package-system/AwsIotDeviceSdkCpp --platform-name Linux-aarch64 --clean",
         "AWSNativeSDK-1.9.50-rev2-linux-openssl-1-aarch64": "Scripts/extras/pull_and_build_from_git.py ../../package-system/AWSNativeSDK --platform-name Linux-OpenSSL-1-aarch64 --clean",
         "AWSNativeSDK-1.9.50-rev2-linux-openssl-3-aarch64": "Scripts/extras/pull_and_build_from_git.py ../../package-system/AWSNativeSDK --platform-name Linux-OpenSSL-3-aarch64 --clean",
+        "azslc-1.8.9-rev2-linux-aarch64": "Scripts/extras/pull_and_build_from_git.py ../../package-system/azslc --platform-name Linux-aarch64 --clean",
         "freetype-2.11.1-rev1-linux-aarch64": "Scripts/extras/pull_and_build_from_git.py ../../package-system/freetype --platform-name Linux-aarch64 --clean",
         "googlebenchmark-1.5.0-rev2-linux-aarch64": "Scripts/extras/pull_and_build_from_git.py ../../package-system/googlebenchmark --platform-name Linux-aarch64 --clean",
         "googletest-1.8.1-rev4-linux-aarch64": "Scripts/extras/pull_and_build_from_git.py ../../package-system/googletest --platform-name Linux-aarch64 --clean",
@@ -28,6 +29,7 @@
         "AwsIotDeviceSdkCpp-1.15.2-rev1-linux-aarch64": "package-system/AwsIotDeviceSdkCpp/temp/AwsIotDeviceSdkCpp-linux-aarch64",
         "AWSNativeSDK-1.9.50-rev2-linux-openssl-1-aarch64": "package-system/AWSNativeSDK/temp/AWSNativeSDK-linux-openssl-1-aarch64",
         "AWSNativeSDK-1.9.50-rev2-linux-openssl-3-aarch64": "package-system/AWSNativeSDK/temp/AWSNativeSDK-linux-openssl-3-aarch64",
+        "azslc-1.8.9-rev2-linux-aarch64": "package-system/azslc/temp/azslc-linux-aarch64",
         "freetype-2.11.1-rev1-linux-aarch64": "package-system/freetype/temp/freetype-linux-aarch64",
         "googlebenchmark-1.5.0-rev2-linux-aarch64": "package-system/googlebenchmark/temp/googlebenchmark-linux-aarch64",
         "googletest-1.8.1-rev4-linux-aarch64": "package-system/googletest/temp/googletest-linux-aarch64",