Add license file for Little CMS

Bug: 365321062
Change-Id: I3395a013874d90f06897b75ac06aef55ba4d845b
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/127090
Reviewed-by: Thomas Sepez <tsepez@google.com>
Commit-Queue: Thomas Sepez <tsepez@google.com>

third_party/lcms/LICENSE

diff --git a/third_party/lcms/LICENSE b/third_party/lcms/LICENSE
new file mode 100644
index 0000000..85480b5
--- /dev/null
+++ b/third_party/lcms/LICENSE
@@ -0,0 +1,22 @@
+MIT License
+
+Copyright (c) 2023 Marti Maria Saguer
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the 
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to 
+permit persons to whom the Software is furnished to do so, subject
+to the following conditions:
+
+The above copyright notice and this permission notice shall be 
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

third_party/lcms/README.pdfium

diff --git a/third_party/lcms/README.pdfium b/third_party/lcms/README.pdfium
index e28fa61..b4d1a79 100644
--- a/third_party/lcms/README.pdfium
+++ b/third_party/lcms/README.pdfium
@@ -5,6 +5,7 @@
 Security Critical: yes
 Shipped: yes
 License: MIT License
+License File: LICENSE
 
 Description:
 Color Management Engine.