Perf: use a minimal version of tinycolor2

closes: COREFE-389

This version of tiny color has only what we need to provide the APIs
exposed by @instructure/ui-color-utils
Before: 15k, after 5k

See the difference
https://bundlephobia.com/result?p=@instructure/tinycolor2
Vs
https://bundlephobia.com/result?p=tinycolor2

Here’s the actual changes of what was removed:
https://github.com/instructure/TinyColor/commit/350479a

Change-Id: I591652bf95f2c1667f17da5c94b4e60df6fba0d5
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/214768
Reviewed-by: Clay Diffrient <cdiffrient@instructure.com>
Tested-by: Jenkins
QA-Review: Ryan Shaw <ryan@instructure.com>
Product-Review: Ryan Shaw <ryan@instructure.com>

package.json

@@ -307,6 +307,8 @@
   },
   "resolutions": {
     "jquery": "https://github.com/ryankshaw/jquery.git#1.7.2-with-AMD-and-CommonJS",
+    "tinycolor2": "This is to to provide just the minimal functionality instUI uses. we can remove if instUI  merges the commit to use this too",
+    "tinycolor2": "https://github.com/instructure/tinycolor.git#master",
     "graphael": "this is just here so yarn.lock looks the same whether the analytics plugin is checked out or not",
     "graphael": "https://github.com/ryankshaw/graphael.git",
     "node-sass": "if we let node-sass upgrade to recent versions, it causes: SIS-3125",

yarn.lock

@@ -19539,10 +19539,9 @@ tiny-lr@^0.2.1:
     parseurl "~1.3.0"
     qs "~5.1.0"
 
-tinycolor2@1.4.1, tinycolor2@^1.4.1:
+tinycolor2@1.4.1, tinycolor2@^1.4.1, "tinycolor2@https://github.com/instructure/tinycolor.git#master":
   version "1.4.1"
-  resolved "https://registry.yarnpkg.com/tinycolor2/-/tinycolor2-1.4.1.tgz#f4fad333447bc0b07d4dc8e9209d8f39a8ac77e8"
-  integrity sha1-9PrTM0R7wLB9TcjpIJ2POaisd+g=
+  resolved "https://github.com/instructure/tinycolor.git#a1f8752bb09719c3c1e38f1b9d1d495057c2ca28"
 
 tinymce-a11y-checker@3.0.0-rc2:
   version "3.0.0-rc2"