[FL-3629] fbt: reworked assets & resources handling (#3160)

* fbt: reworking targets & assets handling WIP
* fbt: dist fixes
* fbt: moved SD card resources to owning apps
* unit_tests: moved resources to app folder
* github: updated unit_tests paths
* github: packaging fixes
* unit_tests: fixes
* fbt: assets: internal cleanup
* fbt: reworked assets handling
* github: unit_tests: reintroducing fixes
* minor cleanup
* fbt: naming changes to reflect private nature of scons tools
* fbt: resources: fixed dist archive paths
* docs: updated paths
* docs: updated more paths
* docs: included "resources" parameter in app manifest docs; updated assets readme
* updated gitignore for assets
* github: updated action versions
* unit_tests: restored timeout; scripts: assets: logging changes
* gh: don't upload desktop animations for unit test run

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

scripts/fbt_tools/pvsstudio.py

@@ -17,7 +17,7 @@ def _set_browser_action(target, source, env):
         __no_browser = True
 
 
-def emit_pvsreport(target, source, env):
+def _emit_pvsreport(target, source, env):
     target_dir = env["REPORT_DIR"]
     if env["PLATFORM"] == "win32":
         # Report generator on Windows emits to a subfolder of given output folder
@@ -96,7 +96,7 @@ def generate(env):
                     ],
                     "${PVSCONVCOMSTR}",
                 ),
-                emitter=emit_pvsreport,
+                emitter=_emit_pvsreport,
                 src_suffix=".log",
             ),
         }