fix: remove hard check for timestamp for airship (#4214)

* fix: remove hard check for timestamp for airship

* fix: remove hard check for timestamp for airship

Author: maheshkutty

src/v0/destinations/airship/utils.test.ts

@@ -449,6 +449,11 @@ describe('Airship utils - convertToAirshipTimestamp', () => {
       input: '1742974069043000',
       output: '2025-03-26T07:27:49Z',
     },
+    {
+      description: 'should return formatted date time when date time string is passed',
+      input: '2025-03-27 16:00:48 +0100',
+      output: '2025-03-27T16:00:48Z',
+    },
     {
       description: 'should throw an error when incorrect epoch second is passed',
       input: '17428871802',

src/v0/destinations/airship/utils.ts

@@ -63,8 +63,12 @@ export const convertToAirshipTimestamp = (timeValue: string | number): string =>
   }
 
   // Check if the input is a valid date string
-  if (typeof timestamp === 'string' && moment.utc(timestamp, moment.ISO_8601, true).isValid()) {
-    return moment.utc(timestamp).format(AIRSHIP_TIMESTAMP_FORMAT);
+  if (typeof timestamp === 'string') {
+    const parsedDate = moment.utc(timestamp);
+    if (!parsedDate.isValid()) {
+      throw new InstrumentationError(`timestamp is not supported: ${timestamp}`);
+    }
+    return parsedDate.format(AIRSHIP_TIMESTAMP_FORMAT);
   }
 
   // If it's a number, handle different timestamp formats