Build: Add Diphda build group

Add Diphda build config: DIPHDA_GNUARM_PSA_1_Debug_BL2

Signed-off-by: Xinyu Zhang <xinyu.zhang@arm.com>
Change-Id: I6d5c6bb8ed88e361ab35bac2a74ead6e9cdf1875
diff --git a/jenkins/ci.jpl b/jenkins/ci.jpl
index 8d57cfa..1e53615 100644
--- a/jenkins/ci.jpl
+++ b/jenkins/ci.jpl
@@ -19,7 +19,8 @@
                "arm/musca_b1/sse_200":          "MUSCA_B1",
                "arm/musca_b1/secure_enclave":   "MUSCA_B1_SE",
                "arm/musca_s1":                  "MUSCA_S1",
-               "stm/stm32l562e_dk":             "stm32l562e_dk"]
+               "stm/stm32l562e_dk":             "stm32l562e_dk",
+               "arm/diphda":                    "DIPHDA"]
 
 mapCompiler = ["toolchain_GNUARM.cmake":   "GNUARM",
                "toolchain_ARMCLANG.cmake": "ARMCLANG"]