Replace continue; with break; to avoid PHP 7.3 warnings

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

src/Wallabag/CoreBundle/GuzzleSiteAuthenticator/GrabySiteConfigBuilder.php

@@ -114,7 +114,7 @@ class GrabySiteConfigBuilder implements SiteConfigBuilder
         $extraFields = [];
         foreach ($extraFieldsStrings as $extraField) {
             if (false === strpos($extraField, '=')) {
-                continue;
+                break;
             }
 
             list($fieldName, $fieldValue) = explode('=', $extraField, 2);

src/Wallabag/CoreBundle/Helper/DownloadImages.php

@@ -56,7 +56,7 @@ class DownloadImages
             $imagePath = $this->processSingleImage($entryId, $image, $url, $relativePath);
 
             if (false === $imagePath) {
-                continue;
+                break;
             }
 
             // if image contains "&" and we can't find it in the html it might be because it's encoded as &

src/Wallabag/CoreBundle/Helper/RuleBasedTagger.php

@@ -37,7 +37,7 @@ class RuleBasedTagger
 
         foreach ($rules as $rule) {
             if (!$this->rulerz->satisfies($entry, $rule->getRule())) {
-                continue;
+                break;
             }
 
             $this->logger->info('Matching rule.', [

src/Wallabag/CoreBundle/Helper/TagsAssigner.php

@@ -49,7 +49,7 @@ class TagsAssigner
 
             // avoid empty tag
             if (0 === \strlen($label)) {
-                continue;
+                break;
             }
 
             if (isset($tagsNotYetFlushed[$label])) {

src/Wallabag/ImportBundle/Import/AbstractImport.php

@@ -169,7 +169,7 @@ abstract class AbstractImport implements ImportInterface
             $entry = $this->parseEntry($importedEntry);
 
             if (null === $entry) {
-                continue;
+                break;
             }
 
             // store each entry to be flushed so we can trigger the entry.saved event for each of them

src/Wallabag/ImportBundle/Import/BrowserImport.php

@@ -158,13 +158,13 @@ abstract class BrowserImport extends AbstractImport
 
         foreach ($entries as $importedEntry) {
             if ((array) $importedEntry !== $importedEntry) {
-                continue;
+                break;
             }
 
             $entry = $this->parseEntry($importedEntry);
 
             if (null === $entry) {
-                continue;
+                break;
             }
 
             // @see AbstractImport
@@ -206,7 +206,7 @@ abstract class BrowserImport extends AbstractImport
     {
         foreach ($entries as $importedEntry) {
             if ((array) $importedEntry !== $importedEntry) {
-                continue;
+                break;
             }
 
             // set userId for the producer (it won't know which user is connected)

src/Wallabag/ImportBundle/Import/InstapaperImport.php

@@ -65,7 +65,7 @@ class InstapaperImport extends AbstractImport
         $handle = fopen($this->filepath, 'r');
         while (false !== ($data = fgetcsv($handle, 10240))) {
             if ('URL' === $data[0]) {
-                continue;
+                break;
             }
 
             // last element in the csv is the folder where the content belong