[FL-2844] desktop: removing slideshow file when leaving slideshow view (#1762)

* [FL-2844] desktop: removing slideshow file when leaving slideshow view; vscode: fix for BM port fetcher; fap api: more symbols for LL
* desktop: actually removing slideshow file
* desktop: moved slideshow removal to scene code; fbt: better blackmagic device handling
* fbt: disabled pagination for gdb
* vscode: restored blackmagic command line
* fbt: fixed debug_other target; added debug_other_blackmagic
* furi: added furi_thread_suspend API group; fixed null-pointer deref for thread name; cleaned up RTOS config
* furi: changed thread state check to eTaskGetState

SConstruct

@@ -44,6 +44,8 @@ distenv = coreenv.Clone(
         "target extended-remote ${GDBREMOTE}",
         "-ex",
         "set confirm off",
+        "-ex",
+        "set pagination off",
     ],
     GDBOPTS_BLACKMAGIC=[
         "-ex",
@@ -234,10 +236,19 @@ distenv.PhonyTarget(
 distenv.PhonyTarget(
     "debug_other",
     "${GDBPYCOM}",
-    GDBPYOPTS='-ex "source debug/PyCortexMDebug/PyCortexMDebug.py" ',
+    GDBOPTS="${GDBOPTS_BASE}",
     GDBREMOTE="${OPENOCD_GDB_PIPE}",
+    GDBPYOPTS='-ex "source debug/PyCortexMDebug/PyCortexMDebug.py" ',
 )
 
+distenv.PhonyTarget(
+    "debug_other_blackmagic",
+    "${GDBPYCOM}",
+    GDBOPTS="${GDBOPTS_BASE}  ${GDBOPTS_BLACKMAGIC}",
+    GDBREMOTE="$${BLACKMAGIC_ADDR}",
+)
+
+
 # Just start OpenOCD
 distenv.PhonyTarget(
     "openocd",