Fix typos

Signed-off-by: Dimitris Apostolou <dimitris.apostolou@icloud.com>

plugins/jenkins-backend/src/service/jenkinsApi.test.ts

@@ -332,7 +332,7 @@ describe('JenkinsApi', () => {
         const result = await jenkinsApi.getProjects(jenkinsInfo);
 
         expect(result).toHaveLength(1);
-        // TODO: I am really just asserting the previous behaviour wth no understanding here.
+        // TODO: I am really just asserting the previous behaviour with no understanding here.
         // In my 2 Jenkins instances, 1 returns a lot of different and confusing BuildData sections and 1 returns none ☹️
         expect(result[0].lastBuild!.source).toEqual({
           branchName: 'master',

plugins/jenkins-backend/src/service/jenkinsInfoProvider.ts

@@ -97,7 +97,7 @@ export class JenkinsConfig {
     const unnamedAllPresent = baseUrl && username && apiKey;
     if (!(unnamedAllPresent || unnamedNonePresent)) {
       throw new Error(
-        `Found partial default jenkins config. All (or none) of  baseUrl, username ans apiKey must be provided.`,
+        `Found partial default jenkins config. All (or none) of baseUrl, username and apiKey must be provided.`,
       );
     }