fix(test): remove warning about isolatedModules in ts-jest diagnostics

This warning spams the output and currently is not critical to us.
Setting `isolatedModules: true` in the tsconfig.json as suggested breaks
the module resolution and imports.

Signed-off-by: Erik Michelson <github@erik.michelson.eu>

backend/package.json

@@ -124,7 +124,10 @@
       "^.+\\.(t|j)s$": [
         "ts-jest",
         {
-          "tsconfig": "test/tsconfig.json"
+          "tsconfig": "test/tsconfig.json",
+          "diagnostics": {
+            "ignoreCodes": [151002]
+          }
         }
       ]
     },

commons/jest.config.json

@@ -20,7 +20,10 @@
       "ts-jest",
       {
         "tsconfig" : "tsconfig.test.json",
-        "useESM" : true
+        "useESM" : true,
+        "diagnostics": {
+          "ignoreCodes": [151002]
+        }
       }
     ]
   }

html-to-react/jest.config.json

@@ -19,7 +19,10 @@
       "ts-jest",
       {
         "tsconfig" : "tsconfig.test.json",
-        "useESM" : true
+        "useESM" : true,
+        "diagnostics": {
+          "ignoreCodes": [151002]
+        }
       }
     ]
   }

markdown-it-plugins/jest.config.json

@@ -19,7 +19,10 @@
       "ts-jest",
       {
         "tsconfig" : "tsconfig.test.json",
-        "useESM" : true
+        "useESM" : true,
+        "diagnostics": {
+          "ignoreCodes": [151002]
+        }
       }
     ]
   }