bump upload-symbols to 3.20 (#14261)

Crashlytics/CHANGELOG.md

@@ -1,3 +1,6 @@
+# Unreleased
+- [fixed] Updated `upload-symbols` to version 3.20, wait for `debug.dylib` DWARF content getting generated when build with `--build-phase` option. Added `debug.dylib` DWARF content to run script input file list for user who enabled user script sandboxing (#14054).
+
 # 11.5.0
 - [changed] Updated `upload-symbols` to version 3.19, removed all methods require CFRelease and switch to modern classes (#13420).
 

Crashlytics/CrashlyticsInputFiles.xcfilelist

@@ -3,3 +3,4 @@ $(TARGET_BUILD_DIR)/$(EXECUTABLE_PATH)
 ${DWARF_DSYM_FOLDER_PATH}/${DWARF_DSYM_FILE_NAME}
 ${DWARF_DSYM_FOLDER_PATH}/${DWARF_DSYM_FILE_NAME}/Contents/Info.plist
 ${DWARF_DSYM_FOLDER_PATH}/${DWARF_DSYM_FILE_NAME}/Contents/Resources/DWARF/${PRODUCT_NAME}
+${DWARF_DSYM_FOLDER_PATH}/${DWARF_DSYM_FILE_NAME}/Contents/Resources/DWARF/${PRODUCT_NAME}.debug.dylib