add testcase time

Signed-off-by: Nlwx1121892 <liuxueqi3@huawei.com>

multimedia/audio/audio_js_standard/AudioCapturerChangeInfo/Test.json

@@ -3,6 +3,7 @@
     "driver": {
         "type": "OHJSUnitTest",
         "test-timeout": "1500000",
+        "testcase-timeout": "15000",
         "bundle-name": "ohos.acts.multimedia.audio.audiocapturerchangeInfo",
         "package-name": "ohos.acts.multimedia.audio.audiocapturerchangeInfo",
         "shell-timeout": "60000"

multimedia/audio/audio_js_standard/audioManager/Test.json

@@ -3,6 +3,7 @@
     "driver": {
         "type": "OHJSUnitTest",
         "test-timeout": "1500000",
+        "testcase-timeout": "15000",
         "bundle-name": "ohos.acts.multimedia.audio.audiomanager",
         "package-name": "ohos.acts.multimedia.audio.audiomanager",
         "shell-timeout": "60000"