Fix branch name casing in kernel-samsung.yml

.github/workflows/kernel-samsung.yml

@@ -72,10 +72,10 @@ jobs:
           - branch: "SM-F946B-Oneui8"
             android_version: "android13"
             kernel_version: "5.15"
-          - branch: "SM-A556B-Oneui7-BitA"
+          - branch: "SM-A556B-Oneui7-bitA"
             android_version: "android14"
             kernel_version: "6.1"
-          - branch: "SM-A556E-Oneui7-BitA"
+          - branch: "SM-A556E-Oneui7-bitA"
             android_version: "android14"
             kernel_version: "6.1"
           - branch: "SM-S916B-Oneui8"