Fix misspell issues

See,
$ gometalinter --disable-all --enable misspell --deadline 10m --vendor ./...
pkg/api/dtos/alerting_test.go:32:13⚠️ "expectes" is a misspelling of "expects" (misspell)
pkg/api/static/static.go:2:18⚠️ "Unknwon" is a misspelling of "Unknown" (misspell)
pkg/components/imguploader/azureblobuploader.go:55:48⚠️ "conatiner" is a misspelling of "container" (misspell)
pkg/login/ldap_settings.go:51:115⚠️ "compatability" is a misspelling of "compatibility" (misspell)
pkg/middleware/auth_proxy_test.go:122:22⚠️ "Destory" is a misspelling of "Destroy" (misspell)
pkg/middleware/logger.go:2:18⚠️ "Unknwon" is a misspelling of "Unknown" (misspell)
pkg/services/notifications/codes.go:9:13⚠️ "Unknwon" is a misspelling of "Unknown" (misspell)
pkg/services/session/mysql.go:170:3⚠️ "Destory" is a misspelling of "Destroy" (misspell)
pkg/services/session/mysql.go:171:24⚠️ "Destory" is a misspelling of "Destroy" (misspell)
pkg/services/session/session.go:95:4⚠️ "Destory" is a misspelling of "Destroy" (misspell)
pkg/services/session/session.go:96:1⚠️ "Destory" is a misspelling of "Destroy" (misspell)
pkg/services/session/session.go:167:25⚠️ "Destory" is a misspelling of "Destroy" (misspell)
pkg/setting/setting.go:1:18⚠️ "Unknwon" is a misspelling of "Unknown" (misspell)
pkg/tsdb/cloudwatch/cloudwatch.go:199:14⚠️ "resolutin" is a misspelling of "resolutions" (misspell)
pkg/tsdb/cloudwatch/cloudwatch.go:270:15⚠️ "resolutin" is a misspelling of "resolutions" (misspell)
pkg/tsdb/elasticsearch/response_parser.go:531:24⚠️ "Unkown" is a misspelling of "Unknown" (misspell)
pkg/tsdb/elasticsearch/client/search_request.go:113:7⚠️ "initaite" is a misspelling of "initiate" (misspell)

Note: Unknwon is a library name, and Destory a mysql typo.

pkg/api/dtos/alerting_test.go

@@ -29,7 +29,7 @@ func TestFormatShort(t *testing.T) {
 		}
 
 		if parsed != tc.interval {
-			t.Errorf("expectes the parsed duration to equal the interval. Got %v expected: %v", parsed, tc.interval)
+			t.Errorf("expects the parsed duration to equal the interval. Got %v expected: %v", parsed, tc.interval)
 		}
 	}
 }