Fix package.json repository.url (#4750)

Using `npm pkg fix`

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

Author: t3chguy

package.json

@@ -26,7 +26,7 @@
     },
     "repository": {
         "type": "git",
-        "url": "https://github.com/matrix-org/matrix-js-sdk"
+        "url": "git+https://github.com/matrix-org/matrix-js-sdk.git"
     },
     "keywords": [
         "matrix-org"