Pontoon/Firefox for Android: Update Greek (el)

Co-authored-by: Jim Spentzos <jimspentzos2000@gmail.com> (el)
Co-authored-by: vkoutsoh+mozilla <vkoutsoh+mozilla@gmail.com> (el)

mozilla-mobile/fenix/app/src/main/res/values-el/strings.xml

@@ -454,6 +454,11 @@
     The parameter is the search engine name (for example: DuckDuckGo). -->
     <string name="search_engine_icon_content_description_1">Μηχανές αναζήτησης: %s</string>
 
+    <!-- Content description (not visible, for screen readers etc.) of the search engine selector from the search toolbar.
+    The parameter is the search engine name (for example: DuckDuckGo).
+    The colon character (in "%s:") is intended to have the screen reader make a small pause between the search engine name and the description of the button. -->
+    <string name="search_engine_selector_content_description">%s: επιλογή μηχανής αναζήτησης</string>
+
     <!-- Home onboarding -->
     <!-- Home onboarding dialog welcome screen title text. -->
     <string name="onboarding_home_welcome_title_2">Καλώς ορίσατε σε ένα πιο προσωπικό διαδίκτυο</string>
@@ -621,6 +626,9 @@
     <!-- Onboarding toolbar selection card content description for the toolbar placement image. %1$s is placeholder for either 'top' or 'bottom'. -->
     <string name="onboarding_customize_toolbar_placement_content_description" moz:removedIn="135" tools:ignore="UnusedResources">Εικόνα της γραμμής εργαλείων στο %1$s μέρος</string>
 
+    <!-- Onboarding toolbar selection card content description for the toolbar placement image. -->
+    <string name="onboarding_customize_toolbar_placement_bottom_content_description">Εικόνα της κάτω γραμμής εργαλείων</string>
+    <string name="onboarding_customize_toolbar_placement_top_content_description">Εικόνα της επάνω γραμμής εργαλείων</string>
     <!-- Onboarding toolbar selection card label for 'Not now' button, used by Nimbus experiments. -->
     <string name="onboarding_customize_toolbar_not_now_button" moz:removedIn="136" tools:ignore="UnusedResources">Όχι τώρα</string>
 
@@ -1367,6 +1375,8 @@
     <string name="webcompat_reporter_send">Αποστολή</string>
 
 
+    <!-- Text for a snackbar to confirm the successful submission of a WebCompat report. -->
+    <string name="webcompat_reporter_success_snackbar_text">Η αναφορά σας έχει σταλεί</string>
     <!-- Button text for closing or dismissing the snackbar shown after successfully submitting a WebCompat report. -->
     <string name="webcompat_reporter_dismiss_success_snackbar_text">Κλείσιμο</string>