MLECO-3096: Removing data_acq and data_psn

Further to the HAL refactoring done in previous commits,
this CR simpifies HAL by removing data_acq and data_psn
"modules". The associated function pointers have been
removed.

Change-Id: I04c194c08dfe0aff98ce4e0f0f056bac254c137d
Signed-off-by: Kshitij Sisodia <kshitij.sisodia@arm.com>
diff --git a/source/use_case/noise_reduction/src/MainLoop.cc b/source/use_case/noise_reduction/src/MainLoop.cc
index c6214e3..bcaff6d 100644
--- a/source/use_case/noise_reduction/src/MainLoop.cc
+++ b/source/use_case/noise_reduction/src/MainLoop.cc
@@ -98,7 +98,7 @@
 
         if (bUseMenu) {
             DisplayMenu();
-            menuOption = arm::app::ReadUserInputAsInt(platform);
+            menuOption = arm::app::ReadUserInputAsInt();
             printf("\n");
         }
         switch (menuOption) {
@@ -108,7 +108,7 @@
             case MENU_OPT_RUN_INF_CHOSEN: {
                 printf("    Enter the audio clip IFM index [0, %d]: ", NUMBER_OF_FILES-1);
                 fflush(stdout);
-                auto clipIndex = static_cast<uint32_t>(arm::app::ReadUserInputAsInt(platform));
+                auto clipIndex = static_cast<uint32_t>(arm::app::ReadUserInputAsInt());
                 SetAppCtxClipIdx(caseContext, clipIndex);
                 executionSuccessful = NoiseReductionHandler(caseContext, false);
                 break;