[FL-2520] FW build with -Wextra (#1185)

* Fixing compiler warnings with -Wextra
* More warnings suppression, WIP
* Even more warning fixes
* Added new lines at end of text files.
* Padding fix
* Additional fixes to warnings on different build configurations; added -Wextra to default build pipeline
* Fixes for Secplus v1
* -additional warnings
* +-Wredundant-decls fixes
* FuriHal: print stack overflow task name in console
* FuriHal: add missing include

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>

lib/flipper_format/flipper_format.c

@@ -584,4 +584,4 @@ bool flipper_format_insert_or_update_hex(
     }
 
     return result;
-}
+}

lib/flipper_format/flipper_format.h

@@ -622,4 +622,4 @@ bool flipper_format_insert_or_update_hex(
 
 #ifdef __cplusplus
 }
-#endif
+#endif

lib/flipper_format/flipper_format_i.h

@@ -16,4 +16,4 @@ Stream* flipper_format_get_raw_stream(FlipperFormat* flipper_format);
 
 #ifdef __cplusplus
 }
-#endif
+#endif

lib/flipper_format/flipper_format_stream.c

@@ -295,7 +295,7 @@ bool flipper_format_stream_write_value_line(Stream* stream, FlipperStreamWriteDa
                     furi_crash("Unknown FF type");
                 }
 
-                if((i + 1) < write_data->data_size) {
+                if((size_t)(i + 1) < write_data->data_size) {
                     string_cat(value, " ");
                 }
 
@@ -340,7 +340,7 @@ bool flipper_format_stream_read_value_line(
             string_t value;
             string_init(value);
 
-            for(uint16_t i = 0; i < data_size; i++) {
+            for(size_t i = 0; i < data_size; i++) {
                 bool last = false;
                 result = flipper_format_stream_read_value(stream, value, &last);
                 if(result) {
@@ -507,4 +507,4 @@ bool flipper_format_stream_write_comment_cstr(Stream* stream, const char* data)
     } while(false);
 
     return result;
-}
+}

lib/flipper_format/flipper_format_stream.h

@@ -92,4 +92,4 @@ bool flipper_format_stream_write_comment_cstr(Stream* stream, const char* data);
 
 #ifdef __cplusplus
 }
-#endif
+#endif

lib/flipper_format/flipper_format_stream_i.h

@@ -31,4 +31,4 @@ bool flipper_format_stream_seek_to_key(Stream* stream, const char* key, bool str
 
 #ifdef __cplusplus
 }
-#endif
+#endif