Change the range of some units to keep in sync with the official update

Soviet Union
Change the default firing mode of the three guns, SU-76, 76mm_ZIS3 and 76mm_F22, to direct aim shooting to avoid the problem that AI cannot effectively counter tanks.
Fixed the issue of air burst remaining at the maximum range of inter-aim shooting for SU-76, 76mm_ZIS3 and 76mm_F22.
Finland
Change the default firing mode of 76mm_k02_30_40 to direct aim shooting to avoid the problem that the AI cannot effectively counter tanks.

Soviet Union
Fix the issue of incorrect main gun firing for t-28, t-28e and their derivative series;
Fixed the issue of incorrect direct aiming and firing of the light infantry gun 76mm_m1927;
Fix the issue of incorrect direct aim shooting of the su-26
Finland
Fix the issue of incorrect firing of the main gun of the t-28;
Fixed the issue of incorrect direct aiming and shooting of the light infantry gun 76mm_RK/27;
New Bt-42 and ISU-152 aiming guns were added to make up for the shortage of self-propelled artillery in the Finnish camp.
The United States
Fix the incorrect changes of the 75mm_m1987 anti-tank direct firing gun and its vehicle-mounted model;

Soviet Union
Update the inter-aim shooting mode of the bt7a
The United States
Update the 155mm_m12_hmc carrier vehicle

Soviet Union
Add the indirect firing modes of SU-122, SU-152, SU-152_late and ISU-152, which are the versions with increased firing rates of the corresponding artillery pieces.
Germany
Fix the issue of premature explosion of shells in 150mm_sig33 and the corresponding vehicle-mounted version

Fixed the issue where the direct aim shooting of the American 75mm_m1a1 did not take effect

Update the Soviet 76mm_zis3 anti-tank curved fire mode;

Fixed the issue where all high-explosive and armor-piercing bullets with a caliber lower than 105mm exploded in advance during the interval aim shooting mode

Fix the incorrect elevation angles of 17cm_k17 and 21cm_mont18 in Germany

Update su76

1. Add more types of artillery (75&76mm) mechanisms;

2. A direct aim shooting mode has been added to each artillery piece, with a range of 180 meters and enhanced accuracy.