Remove aaudio sample_rate_conversion flag

This flag was added in Android V and we can remove it now.

Bug: 378766408
Test: presubmit
Flag: EXEMPT bugfix
Change-Id: Ib07574aa2cde7b6d5079c13b500470e8e78c757f
diff --git a/services/oboeservice/AAudioServiceEndpointMMAP.cpp b/services/oboeservice/AAudioServiceEndpointMMAP.cpp
index 66918c1..6c31d2c 100644
--- a/services/oboeservice/AAudioServiceEndpointMMAP.cpp
+++ b/services/oboeservice/AAudioServiceEndpointMMAP.cpp
@@ -150,15 +150,9 @@
 
         // Try other formats if the config from APM is the same as our current config.
         // Some HALs may report its format support incorrectly.
-        if (previousConfig.format == config.format) {
-            if (previousConfig.sample_rate == config.sample_rate) {
-                config.format = getNextFormatToTry(config.format);
-            } else if (!com::android::media::aaudio::sample_rate_conversion()) {
-                ALOGI("%s() - AAudio SRC feature not enabled, different rates! %d != %d",
-                      __func__, previousConfig.sample_rate, config.sample_rate);
-                result = AAUDIO_ERROR_INVALID_RATE;
-                break;
-            }
+        if ((previousConfig.format == config.format) &&
+                (previousConfig.sample_rate == config.sample_rate)) {
+            config.format = getNextFormatToTry(config.format);
         }
 
         ALOGD("%s() %#x %d failed, perhaps due to format or sample rate. Try again with %#x %d",