Specify QSPI frequency for more Cypress targets

Provide values for CY8CKIT_062S2_43012 and CYW943012P6EVB_01

Author: Kyle Kearney

components/storage/blockdevice/COMPONENT_QSPIF/mbed_lib.json

@@ -39,6 +39,10 @@
             "QSPI_MIN_READ_SIZE": "4",
             "QSPI_MIN_PROG_SIZE": "4"
         }, 
+        "CY8CKIT_062S2_43012": {
+            "QSPI_FREQ": "50000000",
+            "QSPI_MIN_PROG_SIZE": "512"
+        },
         "CY8CPROTO_062_4343W": {
             "QSPI_FREQ": "50000000",
             "QSPI_MIN_PROG_SIZE": "512"
@@ -50,6 +54,10 @@
         "CY8CKIT_062_BLE": {
             "QSPI_FREQ": "50000000",
             "QSPI_MIN_PROG_SIZE": "512"
+        },
+        "CYW943012P6EVB_01": {
+            "QSPI_FREQ": "50000000",
+            "QSPI_MIN_PROG_SIZE": "512"
         }
     }
 }