ksearch: up rollup and postcss to versions without vulns (#1908)

* ksearch: up rollup and postcss to versions without vulns

This PR ups two of our packages, rollup and postcss, to
versions without vulnerabilities.

J=VULN-39400
TEST=auto

Tests pass

* Automated update to THIRD-PARTY-NOTICES from github action's 3rd party notices check

---------

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

THIRD-PARTY-NOTICES

@@ -4506,7 +4506,7 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
 
 The following NPM package may be included in this product:
 
- - [email protected].4
+ - [email protected].8
 
 This package contains the following license and notice below:
 
@@ -4814,6 +4814,30 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 -----------
 
+The following NPM package may be included in this product:
+
+ - [email protected]
+
+This package contains the following license and notice below:
+
+ISC License
+
+Copyright (c) 2021-2024 Oleksii Raspopov, Kostiantyn Denysov, Anton Verinov
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+-----------
+
 The following NPM package may be included in this product:
 
  - [email protected]
@@ -5089,7 +5113,7 @@ SOFTWARE.
 The following NPM packages may be included in this product:
 
  - [email protected]
- - [email protected].13
+ - [email protected].49
 
 These packages each contain the following license and notice below:
 
@@ -5689,7 +5713,7 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
 
 The following NPM packages may be included in this product:
 
- - source-map-js@1.0.2
+ - source-map-js@1.2.1
  - [email protected]
 
 These packages each contain the following license and notice below: