deps: update ICU to 64.2

Update the version of the bundled ICU (deps/icu-small) to ICU version
64.2 (Unicode 12, CLDR 35)

Fixes: https://github.com/nodejs/node/issues/26388

PR-URL: https://github.com/nodejs/node/pull/27361
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Steven R Loomis <srloomis@us.ibm.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/deps/icu-small/source/i18n/unicode/currunit.h b/deps/icu-small/source/i18n/unicode/currunit.h
index 48cadc10b7..63739c37fd 100644
--- a/deps/icu-small/source/i18n/unicode/currunit.h
+++ b/deps/icu-small/source/i18n/unicode/currunit.h
@@ -44,6 +44,7 @@ class U_I18N_API CurrencyUnit: public MeasureUnit {
 
     /**
      * Construct an object with the given ISO currency code.
+     *
      * @param isoCode the 3-letter ISO 4217 currency code; must have
      * length 3 and need not be NUL-terminated. If NULL, the currency
      * is initialized to the unknown currency XXX.
@@ -53,6 +54,19 @@ class U_I18N_API CurrencyUnit: public MeasureUnit {
      */
     CurrencyUnit(ConstChar16Ptr isoCode, UErrorCode &ec);
 
+#ifndef U_HIDE_DRAFT_API
+    /**
+     * Construct an object with the given ISO currency code.
+     *
+     * @param isoCode the 3-letter ISO 4217 currency code; must have
+     * length 3. If invalid, the currency is initialized to XXX.
+     * @param ec input-output error code. If the isoCode is invalid,
+     * then this will be set to a failing value.
+     * @draft ICU 64
+     */
+    CurrencyUnit(StringPiece isoCode, UErrorCode &ec);
+#endif  /* U_HIDE_DRAFT_API */
+
     /**
      * Copy constructor
      * @stable ICU 3.0