Switch to @swc/jest to speed up tests Fixes #1679 (#1680)

## Description:

Switches away from ts-jest in favor of @swc/jest. On my local I observe
a ten-fold decrease in how long it takes the test suite to run. No
changes are required to how our existing tests are written.

Benchmarking
old: 24.658s
new: 2.268s


ts-jest (old)
```
Test Suites: 29 passed, 29 total
Tests:       215 passed, 215 total
Snapshots:   0 total
Time:        24.658 s
Ran all test suites.
```

swc-jest (new)
```
Test Suites: 29 passed, 29 total
Tests:       215 passed, 215 total
Snapshots:   0 total
Time:        2.268 s
Ran all test suites.
```

Fixes #1679


## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced
- [x] I have read and accepted the CLA agreement (only required once).

## Please put your Discord username so you can be contacted if a bug or
regression is found:

slyty

.swcrc

@@ -0,0 +1,16 @@
+{
+  "jsc": {
+    "parser": {
+      "syntax": "typescript",
+      "tsx": true,
+      "decorators": true
+    },
+    "transform": {
+      "decoratorMetadata": true
+    },
+    "target": "es2022"
+  },
+  "module": {
+    "type": "es6"
+  }
+}